WO2009113569A1 - ベンゾ[a]フェノキサチン化合物を有効成分として含有する原虫疾患予防又は治療用医薬組成物 - Google Patents
ベンゾ[a]フェノキサチン化合物を有効成分として含有する原虫疾患予防又は治療用医薬組成物 Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/535—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one oxygen as the ring hetero atoms, e.g. 1,2-oxazines
- A61K31/5375—1,4-Oxazines, e.g. morpholine
- A61K31/538—1,4-Oxazines, e.g. morpholine ortho- or peri-condensed with carbocyclic ring systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P33/00—Antiparasitic agents
- A61P33/02—Antiprotozoals, e.g. for leishmaniasis, trichomoniasis, toxoplasmosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P33/00—Antiparasitic agents
- A61P33/02—Antiprotozoals, e.g. for leishmaniasis, trichomoniasis, toxoplasmosis
- A61P33/06—Antimalarials
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
- C07D265/28—1,4-Oxazines; Hydrogenated 1,4-oxazines
- C07D265/34—1,4-Oxazines; Hydrogenated 1,4-oxazines condensed with carbocyclic rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
- C07D413/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Definitions
- the present invention relates to a pharmaceutical composition for preventing or treating protozoan diseases containing a benzo [a] phenoxatin compound as an active ingredient and a novel benzo [a] phenoxatin compound.
- the pharmaceutical composition of the present invention is particularly suitable for malaria diseases including drug resistant malaria, leishmaniasis, trypanosomiasis including African sleeping sickness and Chagas disease, toxoplasmosis, and cryptosporidiosis. Useful for the treatment and treatment of diseases associated with parasitic infections.
- Parasitic protozoal infections are still widely known, particularly in the tropical and subtropical regions, such as malaria, leishmaniasis, African sleeping sickness (African trypanosomiasis), Chagas disease (American trypanosomiasis) Lymphophiliasis, babesiosis, cryptosporidiosis, toxoplasmosis and the like. These are classified into those that infect only humans and those that are zoonotic diseases that infect livestock and small animals, both of which cause significant economic and social damage.
- Some of these diseases have no effective therapeutic drugs, and the emergence and spread of resistant protozoa to therapeutic drugs and the side effects of therapeutic drugs are problematic, and effective drugs are desired. Yes.
- some of these diseases show severe symptoms that make it impossible to live a general social life, and even those that necessitate a bedridden condition that requires nursing care, and develop into lethal symptoms.
- the development of chemotherapeutic agents immediately is indispensable. However, there are no vaccines that are effective against these diseases at present, and it will be difficult to develop in the future. Under such circumstances, development of a chemotherapeutic agent that can be taken by internal use, injection, or a dosage form equivalent thereto is eagerly desired.
- Patent Document 1 a pharmaceutical composition for preventing or treating protozoan diseases using a phenoxanidium compound as an active ingredient
- Patent Document 2 A pharmaceutical composition for preventing or treating protozoan diseases (Patent Document 2) was researched and developed.
- Non-Patent Documents 1 to 5 examples of reports of growth inhibitory activity against protozoa that cause tropical diseases such as malaria include those in which R 3 in the general formula (1) is a hydrogen atom or an ethyl group, but in vitro, and In vivo activity is low (Non-patent Documents 6 and 7).
- the present inventors tested the proliferation effect of protozoa causing diseases for various compounds, and further evaluated the cytotoxicity against mammalian cells, which is an indicator of side effects. Moreover, about the compound selected there, the malaria infection mouse
- a pharmaceutical composition for preventing or treating protozoan diseases comprising a benzo [a] phenoxatin compound represented by the following general formula (1) or a salt thereof as an active ingredient.
- R 1 and R 2 each independently represent a hydrogen atom, a substituted or unsubstituted alkyl group, an alkenyl group, an aryl group, or a heterocyclic residue, or R 1 and R 2 are condensed to form a ring.
- R 3 represents a substituted or unsubstituted alkenyl group, an aryl group or a heterocyclic residue
- R 4 and R 5 each independently represent a halogen atom, a substituted or unsubstituted alkyl group, an alkenyl group, an aryl group, An alkoxy group, an alkylthio group, or an amino group
- m represents an integer of 0 to 3
- n represents an integer of 0 to 5
- X ⁇ represents an anion.
- R 1 and R 2 are each independently a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 3 to 8 carbon atoms, an aryl group having 6 to 10 carbon atoms, or the number of carbon atoms Is a heterocyclic residue having 1 to 10 carbon atoms
- R 3 is an alkenyl group having 3 to 8 carbon atoms, an aryl group having 6 to 10 carbon atoms, or a heterocyclic residue having 1 to 10 carbon atoms
- 4 and R 5 are each independently a halogen atom or an alkyl group having 1 to 8 carbon atoms
- m and n are each independently 0 or 1
- the anion represented by X ⁇ is a chlorine atom, bromine
- R 1 and R 2 are each independently a methyl group, an ethyl group, a propyl group, a 2-hydroxyethyl group, or a 2-methanesulfonamidoethyl group, and R 3 represents a heterocyclic residue.
- R 3 is a pyridyl group, pyrimidyl group, imidazolyl group, tetrazolyl group or thiazolyl group. 5).
- a pharmaceutical composition for preventing or treating protozoan diseases comprising a compound represented by any one of the following structural formulas 1A to 1T and 1a to 1h or a salt thereof as an active ingredient.
- a benzo [a] phenoxatin compound or a salt thereof contained as an active ingredient in the pharmaceutical composition of the present invention exhibits a growth inhibitory effect even when administered at a low dose against a parasitic protozoal infection, and exhibits a protozoa growth inhibition dose Higher doses do not harm mammalian cells (high selectivity factor). Moreover, in an in vivo treatment test using a malaria-infected mouse, it was confirmed that a significantly higher cure rate and a significant life-prolonging effect were exhibited as compared with conventionally known compounds. Furthermore, since the acute toxicity is extremely low, it was confirmed that it is effective as a malaria therapeutic agent with improved side effects.
- R 1 and R 2 are each independently a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 3 to 8 carbon atoms, carbon An aryl group having 6 to 10 carbon atoms and a heterocyclic residue having 1 to 10 carbon atoms, wherein R 3 is an alkenyl group having 3 to 8 carbon atoms, an aryl group having 6 to 10 carbon atoms, and 1 carbon atom Represents a heterocyclic residue of ⁇ 10, and R 1 and R 2 may be condensed to form a ring.
- alkyl group having 1 to 8 carbon atoms include methyl group, ethyl group, propyl group, butyl group, pentyl group, hexyl group, cyclohexyl group, and octyl group.
- substituents include a fluorine atom, a chlorine atom, a hydroxy group, an alkoxy group, an amino group, an oxycarbonyl group, a carboxy group, a carbonamido group, and a sulfonamide group.
- alkenyl group having 3 to 8 carbon atoms include a vinyl group, an allyl group, a butenyl group, and an octenyl group
- substituent include a fluorine atom and a chlorine atom
- aryl group having 6 to 10 carbon atoms include a phenyl group and a naphthyl group.
- substituent include a fluorine atom, a chlorine atom, a methyl group, an ethyl group, a propyl group, a hydroxy group, and an alkoxy group. , Amino group, and carboxy group.
- heterocyclic residue having 1 to 10 carbon atoms examples include pyridyl group, pyrimidyl group, triazyl group, pyridazyl group, imidazolyl group, triazolyl group, tetrazolyl group, thiazolyl group, and oxazolyl group.
- a fluorine atom, a chlorine atom, a methyl group, an ethyl group, a propyl group, a hydroxy group, an alkoxy group, an amino group, a carboxy group, and a pyridyl group are exemplified.
- m and n preferably represent 0 or 1.
- Preferable examples of the anion represented by X include a chlorine atom, a bromine atom, a nitrate ion, a sulfate ion, a P-toluenesulfonate ion, and an oxalate ion, and particularly preferably a chlorine ion.
- R 4 preferably represents a C 1-8 alkyl group such as a halogen atom, an alkoxy group or a methyl group, and particularly preferably a fluorine atom, a chlorine atom, a methoxy group, an ethoxy group or a methyl group, Is in 11th place.
- R 5 is particularly preferably a fluorine atom, a chlorine atom or a methyl group, and the substitution position is particularly preferably the 3-position.
- substituents for R 4 and R 5 include a fluorine atom, a hydroxy group, and an alkoxy group.
- R 1 and R 2 are particularly preferably a methyl group, an ethyl group, a propyl group, a 2-hydroxyethyl group, or a 2-methanesulfonamidoethyl group.
- R 3 preferably represents a heterocyclic residue, more preferably a pyridyl group, a pyrimidyl group, an imidazolyl group, a tetrazolyl group or a thiazolyl group, and particularly preferably a pyridyl group or an imidazolyl group.
- the compound represented by any of the following structural formulas 1A to 1T or a salt thereof is an active ingredient of the pharmaceutical composition of the present invention.
- these compounds are novel as substances themselves, and therefore the present invention also relates to these novel compounds themselves.
- the pharmaceutical composition of the present invention containing the above compound comprises malaria disease, African trypanosomiasis (also known as African sleeping sickness), American trypanosomiasis (also known as Chagas disease), leishmaniasis Effective in the treatment and prevention of various types of diseases caused by infection with protozoa, babesiosis, lymphophilia, toxoplasmosis (opportunistic infections such as AIDS), cryptosporidiosis (tropical diarrhea), and other parasitic protozoa Can be used for
- the pharmaceutical composition of the present invention may contain one or more compounds of the present invention as an active ingredient and, if necessary, to those skilled in the art including antiprotozoal infection agents that have been used conventionally. It may be used in combination with any other known therapeutic agent.
- antiprotozoal agents include chloroquine, mefloquine, artemisinin, atovacon, and pyrimesamine (above, treatment drugs for malaria); Benznidazole (therapeutic agent for Chagas disease), pentostam, amphotericin B, miltefosine and fluconazole (therapeutic agent for leishmaniasis) and the like.
- the pharmaceutical carrier or diluent that can be used in the pharmaceutical composition of the present invention in combination with the compound of the general formula (1) include sodium chloride, magnesium chloride, zinc chloride, glucose, saccharose Lactose; ethyl alcohol; glycerin; mannitol; sorbitol; pentaerythritol; diethylene glycol, propylene glycol, dipropylene glycol, polyethylene glycol 400, other polyethylene glycols Mono-, di- and triglycerides of fatty acids such as glyceryl trilaurate and glyceryl distearate; pectin; starch; arginic acid; xylos; talc; stone matsuko; olive oil, peanut oil, castor oil, Such as corn oil, safflower oil, wheat germ oil, sesame oil, nut oil, sunflower oil and cod liver oil Gelatin; lecithin; silica; cellulose; cellulose derivatives such as methyl
- the pharmaceutically effective amount and administration method or administration means of the compound of the present invention include the type of parasitic protozoa causing infection, the parasitic site of the protozoa, the severity of the disease state, the treatment policy, the patient's age, weight, sex, The person skilled in the art can select as appropriate according to the general health condition and the (genetic) racial background of the patient.
- the dosage of the compound of the present invention is 1 to 10,000 mg / day / 70 kg body weight, more usually 50 to 2000 mg / day / 70 kg body weight.
- the pharmaceutical composition of the present invention can have any shape known to those skilled in the art depending on the administration method, administration route, and the like. They can be administered by any suitable method.
- the liquid when the liquid is in the form of a liquid, tablet or colloid, it is in the form of a solution dissolved in a 5% glucose aqueous solution or with the carrier or diluent described above in the form of an intravenous, abdominal or abdominal cavity.
- a method of injecting internally or subcutaneously can be mentioned.
- oral administration can be mentioned, and in the case of colloids, methods such as application to the skin can be mentioned.
- the compound represented by the above general formula (1) can be contained in an appropriate amount depending on the purpose, object, shape and the like of the pharmaceutical composition of the present invention, but usually 1 mg to 10 mg. About 1,000 mg, preferably about 10 mg to 3,000 mg.
- the eluent is CHCl 3 : MeOH (10: 1, v / v) and then CHCl 3 : MeOH (10: 0.3, v / v). After distilling off the solvent, the product was washed with AcOEt and then Et 2 O to obtain benzo [a] phenoxatin 1A-T.
- the compound of the present invention or the positive target drug (chloroquine) used in the chloroquine resistant P. falciparum growth inhibition screening test test was dissolved in DMSO to prepare a test solution having a predetermined concentration.
- Cultured plasmodium-infected erythrocytes were collected by centrifugation and diluted with non-infected erythrocytes to give an initial infection rate of 0.15%.
- the hematocrit value at this time was 2.5%.
- 200 ⁇ L of a malaria infection culture solution was added, and a test solution containing a predetermined concentration of drug or DMSO containing no drug was added for adjustment. The test solution was duplicated.
- the growth inhibition rate for L6 cells was calculated from the cell survival rate obtained above by the following formula, and the 50% growth inhibitory concentration (EC 50 ) was obtained.
- Growth inhibition rate (%) ⁇ (CA) / (BA) ⁇ ⁇ 100
- Infected blood is ICR female SPF mice 4 to 6 weeks old (20-26g) infected with intraperitoneal or tail vein administration. After collecting blood from the tail vein of a malaria-infected mouse to determine the infection rate and confirming moderate infection (10-20% infection rate), malaria-infected blood was collected from the mouse heart with a heparin-containing syringe.
- the blood was diluted with physiological saline so as to obtain 5.0 ⁇ 10 ⁇ 6 malaria parasite per 1 ml dose.
- This was infected from the tail vein by 0.2 ml per 20 g body weight of an uninfected mouse (ICR female 5 weeks old) (Day-0).
- the compound used for the test was dissolved in 10% DMSO solution (mixture of 1 ml of DMSO and 9 ml of 5% glucose solution).
- mice per group 24 hours after infection with malaria (Day-1), the compound was orally administered at 100 mg / kg body weight of the mouse, while 30 mg / kg body weight of the mouse.
- the calculated values were orally administered three times in total, 24 hours after the infection with malaria (Day-1), 48 hours after (Day-2), and 72 hours after (Day-3).
- Blood was collected from the mouse's tail 96 hours (Day-4) and 144 hours (Day-6) after malaria infection, and a thin-layer smear was prepared. Under the microscope, the compound administration group and control (no compound administration) The number of malaria parasite infections in the group was counted and the malaria parasite infection rate (Parasitemia) was calculated.
- the cure rate at the time of drug administration was calculated from the malaria parasite infection rate obtained above by the following formula.
- Cure rate: Suppression (%) (BA) / B x 100
- B: Proliferation days of protozoa in control (no compound administration) mice: MSD (day) C-DC: Average number of days from malaria infection day to death date in mice administered this test compound
- the compound of the present invention used for the African Trypanosoma protozoan growth inhibition screening test or the positive target drug (Meralsoprol) was dissolved in dimethyl sulfoxide (DMSO, hereinafter the same) to prepare a test solution of a predetermined concentration.
- DMSO dimethyl sulfoxide
- the test solution was duplicated. After culturing the culture plate in an incubator for 72 hours, the growth inhibitory activity was assayed.
- the test was performed as follows.
- the test was performed as follows. 10 ⁇ L of Alamar Blue aqueous solution was added to each well, and further cultured for 2 hours. Next, the culture plate was mounted on a fluorescence microplate reader (Spectramax Gemeni XS; manufactured by Molecular Devices, USA), irradiated with an excitation wavelength of 536 nm, measured for fluorescence intensity at 588 nm, and a test solution addition group and a control leash. The mania protozoa infection rate was calculated.
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Abstract
Description
1.下記一般式(1)で示されるベンゾ[a]フェノキサチン化合物又はその塩を有効成分として含有する原虫疾患予防又は治療用医薬組成物。
2.一般式(1)において、R1及びR2それぞれ独立に水素原子、炭素数が1~8のアルキル基、炭素数が3~8のアルケニル基、炭素数が6~10のアリール基又は炭素数が1~10のヘテロ環残基であり、R3は炭素数が3~8のアルケニル基、炭素数が6~10のアリール基又は炭素数が1~10のヘテロ環残基であり、R4およびR5はそれぞれ独立にハロゲン原子又は炭素数が1~8のアルキル基であり、m及びnはそれぞれ独立に0又は1を表し、X-で表される陰イオンが、塩素原子、臭素原子、硝酸イオン、硫酸イオン、P-トルエンスルホン酸イオン又はシュウ酸イオンである、請求項1記載の医薬組成物。
3.一般式(1)において、R1及びR2はそれぞれ独立にメチル基、エチル基、プロピル基、2-ヒドロキシエチル基、又は2-メタンスルホンアミドエチル基であり、R3はヘテロ環残基を表す、上記1又は2記載の医薬組成物。
4.R3はピリジル基、ピリミジル基、イミダゾリル基、テトラゾリル基又はチアゾリル基である、上記3記載の医薬組成物。
5.R4はフッ素原子、塩素原子、メトキシ基、エトキシ基、又はメチル基である、上記1~4のいずれか一項に記載の医薬組成物。
6.R4の置換位置が11位を含む、上記5記載の医薬組成物。
7.R5はフッ素原子、塩素原子又はメチル基である、上記1~6のいずれか一項に記載の医薬組成物。
8.R5の置換位置が3位を含む、上記7記載の医薬組成物。
9.以下の構造式1A~1T及び1a~1hのいずれかで示される化合物又はその塩を有効成分として含有する原虫疾患予防又は治療用医薬組成物。
以下の反応式において、一般式1で表されるベンゾ[a]フェノキサチン化合物およびその塩は、一般式3で示される4-ニトロソアニリン誘導体又は5で示されるp-フェニレンジアミン類と一般式4で示される2-ナフトール誘導体をHNO3等の酸化剤の存在下に反応させることにより2を得た後、第一級アミンと酸素を含む酸化剤の存在下にエタノール中で反応させるとベンゾ[a]フェノキサチン1が、遊離塩基として安定な物質として得られた。これらの構造は1Hおよび13C NMR、IR、UV、マススペク1トルさらに元素分析によって決定した。また、これらは塩酸塩としても精製が可能である。なお、1A-1T は総て新規化合物である。
Benzo[a]phenoxazine 1A-1Tの合成
硝酸ベンゾ[a]フェノキサチニウム 2(非特許文献3)(1 mmol)をエタノール (5 mL)に溶解し、相当するアミン (3 mmol) を撹拌下に一気に加え、この混合物を一晩加熱還流し、さらに室温で1日撹拌する。溶媒を留去後、残留物をシリカゲルクロマトグラフィーにて2回精製する。溶出液はCHCl3: MeOH (10:1, v/v) ついで CHCl3: MeOH (10:0.3, v/v)を用いる。溶媒を留去後、生成物をAcOEt ついで Et2Oで洗浄して ベンゾ[a]フェノキサチン 1A-T を得た。
Yield 55 %, mp 169-170℃; IRν(neat, cm-1): 2975, 1645, 1590, 1580, 1490, 1455, 1270, 1220, 1110; UV-vis (CHCl3): λ (nm) (log ε/L mol-1cm-1): 532 (4.57); 1H NMR (400 MHz, CDCl3 )δ ppm 1.20 (t, J = 7.1 Hz, 6H), 3.39 (q, J = 7.1 Hz, 4H), 6.27 (d, J = 2.7 Hz, 1H), 6.43 (s, 1H), 6.54 (dd, J = 9.0, 2.7 Hz, 1H), 6.99-7.03 (m, 2H), 7.49 (d, J = 9.0 Hz, 1H), 7.60-7.72 (m, 3H), 8.50-8.51 (m, 1H), 8.60-8.64 (m, 2H); 13C NMR (101 MHz, CDCl3 )δ ppm 12.6, 44.9, 96.3, 99.1, 108.6, 117.0, 118.6, 123.7, 124.7, 125.3, 129.8, 130.1, 130.3, 131.6, 132.8, 137.6, 141.9, 146.6, 148.9, 149.0, 149.9, 157.9, 163.8; MS (EI+): m/z: 394 [M×]+; HRMS (EI+) 394.1793 [M×]+, found 394.1767; Anal. Calcd. For C25H22N4O ×0.75H2O: C, 73.60; H, 5.81; N, 13.73; Found: C, 73.68; H, 5.57; N, 13.43.
Yield 38 %, mp 247-248℃; IR ν (neat, cm-1): 2975, 1640, 1595, 1575, 1490, 1455, 1270, 1220, 1110; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):713 (4.48), 537 (4.49); 1H NMR (400 MHz, CDCl3)δ ppm 1.21 (t, J = 7.1 Hz, 6H), 3.41 (q, J = 7.1 Hz, 4H), 6.13 (s, 1H), 6.29 (d, J = 2.7 Hz, 1H), 6.57 (dd, J = 9.0, 2.7 Hz, 1H), 6.85-6.86 (m, 2H), 7.50 (d, J = 9.0 Hz, 1H), 7.61-7.69 (m, 2H), 8.50-8.52 (m, 2H), 8.54 (dd, J = 7.9, 1.4 Hz, 1H), 8.62 (dd, J = 7.9, 1.3 Hz, 1H); 13C NMR (101 MHz, CDCl3)δppm 12.6, 44.9, 96.3, 97.7, 108.8, 116.0, 123.9, 124.7, 125.1, 129.9, 130.3, 130.5, 131.6, 132.2, 141.5, 146.6, 149.1, 150.0, 150.4, 156.8, 159.4; MS (EI+): m/z: 394 [M×]+; HRMS (EI+) 394.1793 [M×]+, found 394.1807; Anal. Calcd. For C25H22N4O×0.25H2O: C, 75.26; H, 5.68; N, 14.04; Found: C, 75.31; H, 5.10; N, 13.88.
1B・HCl mp > 300; IR ν (neat, cm-1): 2920, 2850, 1638, 1579, 1518, 1318, 1251, 1162, 1077; UV-vis (EtOH): λ(nm) (logε/L mol-1cm-1): 602 (4.64), 213 (4.63); 1H NMR (400 MHz, CD3OD) δ ppm 1.47 (t, J = 7.2 Hz, 6H), 4.02 (dd, J = 20.5, 7.1 Hz, 4H), 7.38 (d, J = 2.6 Hz, 1H), 7.60 (d, J = 7.5 Hz, 2H), 7.93-7.87 (m, 1H), 7.97 (dd, J =10.0, 2.6 Hz, 1H), 8.02 (d, J = 7.3 Hz, 1H), 8.05 (s, 1H), 8.15 (d, J = 10.0 Hz, 1H), 8.34 (d, J = 8.4 Hz, 1H), 8.46 (d, J = 7.5 Hz, 2H), 9.17 (d, J = 8.1 Hz, 1H); MS (ESI+): m/z: 395.2 [M-Cl]+; Anal Calcd. For C25H23ClN4O×2.5H2O: C, 63.09; H, 5.93; N, 11.77; Found: C, 62.66; H, 5.42; N, 11.57.
Yield 44 %, mp 217-218 ℃; IR ν (neat, cm-1): 2954, 2887, 1628, 1592, 1577, 1447, 1442, 1359, 1200, 1111, 1002, 746; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):546 (4.42), 236 (4.21); 1H NMR (400 MHz, CDCl3)δ ppm 3.07 (s, 6H), 6.14 (s, 1H), 6.33 (d, J = 2.9 Hz, 1H), 6.61 (dd, J = 9.0, 2.7 Hz, 1H), 6.85-6.87 (m, 2H), 7.48 (d, J = 9.0 Hz, 1H), 7.53-7.55 (m, 2H), 7.66-7.7 (m, 2H), 8.53 (dd, J = 7.9, 1.4 Hz, 1H), 8.64 (dd, J = 7.9, 1.3 Hz, 1H); 13C NMR (101 MHz, CDCl3)δppm 40.3, 96.9, 97.9, 109.1, 112.9, 116.9, 123.9, 125.1, 129.2, 130.1, 130.4, 131.5, 132.2, 142.1, 146.2, 149.08, 152.2, 156.8, 159.4;MS (EI+): m/z: 367.1 [M+1]+; HRMS (EI+) 366.1478 [M×]+, found 366.1480.
Yield 39 %, mp 215-216℃; IR ν (neat, cm-1): 2962, 2876, 1635, 1580, 1547, 1483, 1458, 1361, 1238, 1112, 772; UV-vis (CHCl3):λ(nm) (logε/L mol-1cm-1):716 (4.97), 550 (5); 1H NMR (400 MHz, CDCl3)δ ppm 1.051 (t, J = 7.2 Hz, 6H), 1.57(m,4H), 3.5 (t, J = 7.1 Hz, 4H), 6.31 (s, 1H), 6.6 (d, J = 2.6 Hz, 1H), 6.99 (dd, J = 8.9, 2.7 Hz, 1H),7.14-7.16 (m, 2H) 7.71-7.77 (m, 2H), 7.8 (d, J = 9.0 Hz, 1H), 8.45 (dd, J = 7.9, 1.4 Hz, 1H), 8.72-8.76 (m, 2H), 8.9 (dd, J = 7.9, 1.3 Hz, 1H); 13C NMR (101 MHz, CDCl3)δ ppm 11.3, 20.5, 53.1, 96.4, 97.2, 109.6, 116.8, 123.9, 125.1, 125.3, 129.9, 130.6, 130.7, 131.7, 132.4, 140.7, 146.6, 149.7, 150.9, 151.7, 152.2, 157.4; MS (EI+): m/z: 422 [M×+1]+; HRMS (EI+) 422.2106 [M×]+, found 422.2128.
Yield25 %, mp 188-189℃; IR ν (neat, cm-1): 2950, 2872, 1626, 1581, 1514, 1457, 1365, 1324, 1285, 1218, 772; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):545 (4.06), 222(3.92); 1H NMR (400 MHz, CDCl3)δ ppm 0.97 (t, J = 7.3 Hz, 6H), 1.37(m,4H), 1.6 (m,4H), 3.3 (t, J = 7.2 Hz, 4H), 6.13 (s, 1H), 6.27 (d, J = 2.7 Hz, 1H), 6.55 (dd, J = 9, 2.7 Hz, 1H),7.39-7.34 (m, 2H) 7.62-7.7 (m, 2H), 7.84-7.89 (m, 2H), 8.2 (d, J = 9.0 Hz, 1H), 8.5 (dd, J = 7.9, 1.4 Hz, 1H), 8.6 (dd, J = 7.9, 1.3 Hz, 1H); 13C NMR (101 MHz, CDCl3)δ ppm 13.9, 20.2, 29.4, 50.9, 51.1, 96.3, 97.3, 109.4, 116.6, 123.8, 123.9, 124.0, 125.0, 125.3, 127.3, 128.3, 129.9, 130.1, 130.5, 130.6, 131.0,146.6, 149.5, 150.7, 157.2; MS (EI+): m/z: 451 [M×+1]+;HRMS (EI+) 450.2406 [M×]+, found 450.2409
Yield 73 %, mp 204-205℃; IR ν (neat, cm-1): 2980, 1640, 1590, 1580, 1490, 1455, 1320, 1250, 1115; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 544 (4.62); 1H NMR (400 MHz, CDCl3)δ ppm 1.21 (t, J = 7.1 Hz, 6H), 3.40 (q, J = 7.1 Hz, 4H), 6.26 (d, J = 2.6 Hz, 1H), 6.47 (s, 1H), 6.55 (dd, J = 9.0, 2.7 Hz, 1H), 7.04 (t, J = 6.3 Hz, 2H), 7.46 (d, J = 9.0 Hz, 1H), 7.70-7.74 (m, 2H), 8.44 (d, J = 8.6 Hz, 1H), 8.50-8.51 (m, 1H), 8.78 (d, J = 2.0 Hz, 1H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 45.0, 96.3, 99.1, 108.9, 117.2, 118.9, 124.7, 124.8, 125.5, 128.2, 130.4, 133.1, 134.1, 137.7, 140.8, 146.7, 148.9, 149.0, 150.2, 156.7, 163.2; MS (CI+): m/z: 473 [MH]+;HRMS (CI+) 473.0976 [MH]+, found 473.0981; Anal. Calcd. For C25H21BrN4O×3H2O: C, 56.93; H, 5.16; N, 10.62; Found: C, 57.41; H, 4.35; N, 10.01.
Yield 28 %, mp 269-271℃; IR ν (neat, cm-1): 2980, 1635, 1590, 1575, 1490, 1410, 1355, 1250, 1115; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 720 (4.44), 547 (4.43); 1H NMR (400 MHz, CDCl3)δ ppm 1.22 (t, J = 7.1 Hz, 6H), 3.41 (q, J = 7.1 Hz, 4H), 6.08 (s, 1H), 6.27 (d, J = 2.6 Hz, 1H), 6.56 (dd, J = 9.0, 2.7 Hz, 1H), 6.84-6.86 (m, 2H), 7.47 (d, J = 9.0 Hz, 1H), 7.73 (dd, J = 8.6, 2.1 Hz, 1H), 8.44 (d, J = 8.6 Hz, 1H), 8.53-8.55 (m, 2H), 8.63 (d, J = 2.0 Hz, 1H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 45.0, 96.2, 97.5, 109.1, 116.0, 124.81, 124.85, 125.6, 128.0, 130.3, 130.6, 133.3, 133.5, 140.4, 146.6, 149.1, 150.2, 150.3, 155.7, 159.2; MS (CI+): m/z: 473 [MH]+; HRMS (CI+) 473.0976 [MH]+, found 473.1017; Anal. Calcd. For C25H21BrN4O×4H2O: C, 73.86; H, 5.77; N, 11.88; Found: C, 73.16; H, 5.29; N, 11.67.
Yield 71 %, mp 234-236℃; IR ν(neat, cm-1): 2980, 1635, 1585, 1540, 1510, 1340, 1265, 1220, 1110; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 691 (4.30), 539 (4.57); 1H NMR (400 MHz, CDCl3)δ ppm 1.19 (t, J = 7.1 Hz, 6H), 3.39 (q, J = 7.1 Hz, 4H), 6.26 (d, J = 2.7 Hz, 1H), 6.47 (s, 1H), 6.57 (dd, J = 9.0, 2.7 Hz, 1H), 7.20 (d, J = 8.5 Hz, 1H), 7.44-7.48 (m, 1H), 7.52 (d, J = 9.0 Hz, 1H), 7.63-7.70 (m, 3H), 7.79-7.83 (m, 1H), 8.03 (d, J = 8.4 Hz, 1H), 8.14-8.16 (m, 1H), 8.62-8.72 (m, 2H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 44.9, 96.3, 99.3, 108.9, 117.6, 123.7, 124.8, 124.9, 125.6, 125.7, 127.4, 128.5, 129.5, 129.8, 130.3, 130.4, 130.5, 131.7, 132.5, 137.8, 146.7, 148.0, 149.2, 150.0, 156.4, 158.2; MS (EI+): m/z: 444 [M×]+; HRMS (EI+) 444.1950 [M×]+, found 444.1931; Anal. Calcd. For C29H24N4O×1.5H2O: C, 73.86; H, 5.77; N, 11.88; Found: C, 73.16; H, 5.29; N, 11.67.
Yield 45 %, mp 229-231℃; IR ν (neat, cm-1):2975, 1640, 1585, 1545, 1510, 1460, 1420, 1320, 1220, 1110; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 583 (4.62); 1H NMR (400 MHz, CDCl3)δppm 1.24 (t, J = 7.1 Hz, 6H), 3.44 (q, J = 7.1 Hz, 4H), 6.40 (d, J = 2.6 Hz, 1H), 6.64 (dd, J = 9.1, 2.6 Hz, 1H), 7.37 (dd, J = 8.6, 2.1 Hz, 1H), 7.57 (d, J = 9.1 Hz, 1H), 7.59 (s, 1H), 7.62-7.71 (m, 2H), 7.75 (d, J = 2.1 Hz, 1H), 7.80 (d, J = 8.6 Hz, 1H), 8.64-8.66 (m, 2H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 45.1, 96.2, 100.4, 109.9, 120.7, 122.5, 123.7, 125.7, 125.9, 126.4, 129.0, 129.8, 130.6, 131.0, 131.6, 132.1, 136.2, 140.4, 146.9, 150.5, 150.7, 151.4, 157.9, 160.3; MS (CI+): m/z: 485 [MH]+;HRMS (CI+) 485.1203 [MH]+, found 485.1268; Anal. Calcd. For C27H21ClN4OS×0.5H2O: C, 65.64; H, 4.49; N, 11.34; Found: C, 65.39; H, 4.42; N, 10.97.
Yield 34 %, mp 195-196℃; IR ν (neat, cm-1): 2975, 1635, 1590, 1560, 1490, 1275, 1110; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 539 (4.65); 1H NMR (400 MHz, CDCl3)δppm 1.23 (t, J = 7.1 Hz, 6H), 2.45 (s, 3H), 3.42 (q, J = 7.1 Hz, 4H), 5.92 (s, 1H), 6.33 (d, J = 2.7 Hz, 1H), 6.58 (dd, J = 9.0, 2.7 Hz, 1H), 6.77 (s, 1H), 7.51 (d, J = 9.0 Hz, 1H), 7.60-7.68 (m, 2H), 8.59-8.63 (m, 2H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 12.7, 44.9, 96.3, 99.1, 99.6, 109.0, 123.7, 125.0, 125.5, 129.8, 130.3, 130.5, 131.5, 132.3, 141.3, 146.7, 149.2, 150.1, 160.3, 168.8, 169.6; MS (EI+): m/z: 398 [M×]+; HRMS (EI+) 398.1742 [M×]+, found 398.1721; Anal. Calcd. For C24H22N4O2×2H2O: C, 66.34; H, 6.03; N, 12.89; Found: C, 66.54; H, 5.43; N, 12.67.
Yield 10 %, mp 192-193℃; IR ν (neat, cm-1): 2980, 1640, 1590, 1555, 1420, 1275, 1210, 1115; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 547 (4.67); 1H NMR (400 MHz, CDCl3)δ ppm 1.22 (t, J = 7.1 Hz, 6H), 3.43 (q, J = 7.1 Hz, 4H), 6.34 (d, J = 2.6 Hz, 1H), 6.42 (s, 1H), 6.61 (dd, J = 9.0, 2.5 Hz, 1H), 7.54 (d, J = 9.0 Hz, 1H), 7.63-7.71 (m, 2H), 7.78 (d, J = 2.3 Hz, 1H), 8.34 (d, J = 2.3 Hz, 1H), 8.63-8.69 (m, 2H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 45.0, 96.3, 98.8, 109.3, 123.7, 124.6, 125.2, 125.6, 125.8, 129.9, 130.4, 130.7, 131.6, 132.0, 137.3, 141.1, 145.4, 146.7, 149.4, 150.3, 158.5, 158.8; MS (EI+): m/z: 462 [M×]+; HRMS (EI+) 462.1014 [M×]+, found 462.0958; Anal. Calcd. For C25H20Cl2N4O×0.5H2O: C, 63.57; H, 4.48; N, 11.86; Found: C, 63.48; H, 4.30; N, 11.72.
Yield 24 %, mp 208-210℃; IR ν (neat, cm-1): 2975, 1640, 1590, 1550, 1395, 1275, 1110; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1): 543 (4.62); 1H NMR (400 MHz, CDCl3)δ ppm 1.23 (t, J = 7.1 Hz, 6H), 3.43 (q, J = 6.9 Hz, 1H), 6.34 (d, J = 2.1 Hz, 1H), 6.58 (s, 1H), 6.63 (dd, J = 9.0, 2.3 Hz, 1H), 7.02 (t, J = 4.8 Hz, 1H), 7.54 (d, J = 9.0 Hz, 1H), 7.61-7.70 (m, 2H), 8.63 (d, J = 7.7 Hz, 1H), 8.67 (d, J = 8.1 Hz, 1H), 8.74 (d, J = 4.8 Hz, 2H); 13C NMR (101 MHz, CDCl3)δ ppm 12.6, 45.01, 96.2, 99.3, 109.6, 115.6, 123.6, 125.4, 125.7, 129.8, 130.5, 130.8, 131.6, 131.9, 140.9, 146.7, 149.4, 150.4, 158.6, 159.0, 168.1; MS (EI+): m/z: 395 [M×]+; HRMS (CI+) 396.1824 [MH]+, found 396.1850; Anal. Calcd. For C24H21N5O×1.5H2O: C, 68.23; H, 5.73; N, 16.58; Found: C, 68.60; H, 5.29; N, 16.34.
Yield 43 %, mp 198-199℃; IR ν (neat, cm-1): 2971, 1636, 1589, 1564, 1488, 1469, 1408,1352, 1271, 1218, 1109, 1014; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):533 (4.46), 240 (4.36); 1H NMR (400 MHz, CDCl3)δ ppm 1.21 (t, J = 7.1 Hz, 6H), 3.42 (q, J = 7.1 Hz, 4H), 6.24 (s, 1H), 6.29 (d, J = 2.7 Hz, 1H), 6.57 (dd, J = 9.0, 2.7 Hz, 1H), 7.29-7.31(m, 2H), 7.50 (d, J = 9.0 Hz, 1H), 7.63-7.69 (m, 2H), 8.28 (d, J = 1.47 HZ,1H), 8.37(dd, J = 4.33, 1.80 HZ), 8.57 (d, J = 7.62 Hz, 1H), 8.64 (dd, J = 7.9, 1.3 Hz, 1H); 13C NMR (101 MHz, CDCl3)δ ppm 12.58, 44.92, 96.3, 97.7, 108.8, 123.6, 123.8, 124.8, 125.07, 128.1, 129.9, 130.2, 130.4, 131.5, 132.4, 141.8, 142.4, 144.5, 146.6, 149.1, 150.02; MS (EI+): m/z: 395.1 [M+1]+; HRMS (EI+) 394.1793 [M×]+, found 394.1792.
Yield 39 %, mp 235-236℃; IR ν(neat, cm-1): 3066 2962, 2855, 1636, 1592, 1585,1551, 1488, 1462 1423, 1332, 1307, 1237, 1123, 772; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):525 (4.38), 225 (4.33); 1H NMR (400 MHz, CDCl3)δ ppm 3.38 (t, J = 7.2 Hz, 4H), 3.87 (t, J = 7.1 Hz, 4H), 6.6 (s, 1H), 6.89 (dd, J = 8.9, 2.7 Hz, 1H), 7.12 (t, J = 7.8 Hz, 2H), 7.6 (d, J = 9.0 Hz, 1H), 7.72-7.74 (t, J = 7.3Hz, 2H), 7.81(t, J = 7.3Hz, 2H), 8.35 (dd, J = 7.9, 1.4 Hz, 1H), 8.5 (d, J = 6.7 Hz, 1H), 8.69 (t, J = 7.9, Hz, 1H); 13C NMR (101 MHz, CDCl3)δ ppm 47.7, 66.4, 99.5, 99.8, 106.4, 111.7, 117.6, 119.2, 124.0, 125.8, 127.3, 130.4, 130.5, 130.6, 131.2, 131.6, 138.0, 146.1, 148.5, 148.9, 153.1, 157.5; MS (EI+): m/z: 409.1 [M×+1]+; HRMS (EI+) 408.1586 [M×]+, found 408.1568.
Yield 38 %, mp 229-230℃; IR ν (neat, cm-1): 3059, 2973, 2930, 1637, 1590, 1552, 1489, 1463, 1407, 1352, 1271, 1252, 1113, 770; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):683 (4.10), 537 (4.24); 1H NMR (400 MHz, CDCl3)δppm 1.18 (t, J = 7.1 Hz, 6H), 3.43 (q, J = 7.1 Hz, 4H), 2.88 (s, 3H), 6.03 (s, 1H), 6.28 (d, J = 2.6 Hz, 1H), 6.58-6.69 (dd, J = 8.9, 2.7 Hz, 1H), 6.78 (s, 1H), 7.41-7.74 (m, 6H), 8.2 (d, J = 9.0 Hz, 1H), 8.63-8.70 (m, 2H) ; 13C NMR (101 MHz, CDCl3)δ ppm 12.5, 25.4, 44.9, 96.3, 98.2, 108.8, 110.0, 121.1, 122.2, 123.8, 123.9, 124.7, 124.8, 125.3, 126.2, 126.5, 126.9, 127.9, 128.4, 129.6, 130.0, 130.3, 130.5, 131.2, 131.6, 132.1, 141.5, 146.6, 149.1, 150.0, 157.3, 159.3, 159.7; MS (EI+): m/z: 459.1 [M×+1]+; HRMS (EI+) 458.2106 [M×]+, found 458.2125.
Yield 37 %, mp 175-176℃; IR ν (neat, cm-1): 3312, 3066, 2978, 2934, 1734, 1637, 1586, 1515, 1444, 1409, 1376,1354, 1272, 1252, 1170, 1014; UV-vis (CHCl3): λ(nm) (logε/L mol-1cm-1):539 (4.41), 387 (4.04); 1H NMR (400 MHz, CDCl3)δ ppm 1.22 (t, J = 7.1 Hz, 6H), 1.37 (t, J = 7.13 Hz, 3H), 3.43 (q, J = 7.1 Hz, 4H), 4.82 (q, J = 7.1 Hz, 2H), 6.17 (s, 1H), 6.30 (d, J = 2.7 Hz, 1H), 6.55-658 (dd, J = 8.95, 2.58 Hz, 1H), 6.76 (d, J = 8.46 Hz, 2H), 6.99 (d, J = 8.43 Hz, 2H), 7.49-7.50 (m, 2H), 7.67-7.81 (m, 2H),, 8.63-8.69 (dd, J = 8.95, 2.58 HZ, 1H), 9.87 (s, 1H), 13C NMR (101 MHz, CDCl3)δ ppm 12.5, 14.2, 36.9, 44.5, 53.8, 61.9, 96.2, 98.6, , 109.5, 122.3, 123.9, 123.8, 125.02, 125.7, 128.8, 129.9, 130.2, 130.5, 131.3, 132.5, 146.6, 148.3, 150.4, 155.3, 156.1, 170.4; MS (EI+): m/z: 510 [M.]+; HRMS (EI+) 510.2393 [M×]+, found 510.2413.
Yield 38 %, mp 235-236℃; IR ν(neat, cm-1): 3633, 3023, 2972, 1639, 1605, 1581, 1556, 1491, 1412, 1370, 1313, 1219, 1136; 1H NMR (400 MHz, CDCl3)δ ppm 1.21 (t, J = 7.01 Hz, 3H), 2.6 (s, 3H ), 2.97 (s, 3H ), 3.35 (q, J = 6.62 Hz, 2H), 3.47 (q, J = 7.0 Hz, 2H), 3.58 (t, J = 6.62 Hz, 2H), 6.13 (s, 1H), 6.24 (d, J = 2.41 Hz, 1H), 6.51 (s, 1H), 6.86 (d, J = 5.58 Hz, 1H), 7.65-7.69 (m, 2H), 8.51-8.54 (m, 3H), 8.68 (dd J = 7.46, Hz, 1H); MS (EI+): m/z: 502.3 [M×+1]+
1R・HCl mp > 300; IR ν (neat, cm-1): 3062, 2979, 2864, 1639, 1580, 1512, 1444, 1364, 1320, 1236, 1194, 1079; 1H NMR (400 MHz, CDCl3) δppm 1.21 (t, J = 7.01 Hz, 3H), 2.6 (s, 3H ), 2.87 (s, 3H ), 3.14 (q, J = 6.62 Hz, 2H), 3.49 (t, J = 6.62 Hz, 2H), 5.99 (s, 1H), 6.42 (d, J = 2.41 Hz, 1H), 6.67 (s, 1H), 6.91 (d, J = 5.58 Hz, 1H), 7.19-7.2 (t, J = 6.24 Hz, 1H), 7.69-7.81 (m, 2H), 8.45 (dd J = 7.96, 1.11 Hz, 1H), 8.51(dd J = 4.56, 157, Hz, 2H), 8.59 (dd J = 7.96, 0.99 , Hz, 1H); MS (EI+): m/z: 503.2 [M×+1]+.
Yield 41 %, mp 221-222℃; IR ν (neat, cm-1): 3632, 3065, 2979, 1634, 1593, 1580, 1549, 1488, 1462, 1370, 1320, 1272, 1147, 772; 1H NMR (400 MHz, CDCl3)δ ppm 1.14(t, J = 7.1 Hz, 3H), 2.53 (s, 3H ), 2.96 (s, 3H ), 3.32 (q, J = 6.7 Hz, 2H), 3.38 (q, J = 7.12 Hz, 2H), 3.51 (t, J = 6.76 Hz, 2H), 6.31 (s, 1H), 6.5 (d, J = 8.27Hz, 1H), 6.64 (t, J = 7.27 Hz, 1H), 6.96 (d, J = 8.01 Hz, 1H), 7.01-7.06 (t, J = 7.1 Hz, 1H), 7.44 (t, J = 7.01 Hz, 1H), 7.64-7.7 (m, 2H), 8.06 (d, J = 4.15 Hz, 1H), 8.51-8.6 (m, 2H) ; MS (EI+): m/z: 502.3 [M×+1]+
Yield 45 %, mp 227-228℃; IR ν(neat, cm-1): 3620, 3065, 2975, 1634, 1591, 1554, 1488, 1411, 1319, 1272, 1218, 1147, 772; 1H NMR (400 MHz, CDCl3)δ ppm 1.2 (t, J = 7.02 Hz, 3H), 2.6 1 (s, 3H ), 2.97 (s, 3H ), 3.35 (q, J = 6.62 Hz, 2H), 3.46 (q, J = 7.0 Hz, 2H), 3.57 (t, J = 6.56 Hz, 2H), 6.2 (m, 2H), 6.49 (d, J = 1.98 Hz, 1H), 7.29-7.31 (m, 2H), 7.65-7.67 (m, 2H), 8.25 (d, J = 1.59 Hz, 1H), 8.37 (dd, J = 4.36, 1.66 Hz, 1H), 8.61 (dd, J = 7.9, 1.3 Hz, 1H), 8.684 (dd J = 7.46, 1.3 Hz, 1H); MS (EI+): m/z: 502.3 [M×+1]+
Yield 13.8 %, 1a・HCl mp 167.2-168.4 oC; IR n (neat, cm-1): 2978, 1638, 1594, 1577, 1530, 1446, 1245, 1196, 1124, 870, 780; UV-vis (MeOH): l (nm) (log e/L mol-1cm-1): 668 (4.85); 1H NMR (400 MHz, MeOD) d ppm 8.86 (d, J = 8.0 Hz, 1H), 8.62 (s, 1H), 8.48 (d, J = 8.2 Hz, 1H), 8.41 (d, J = 4.6 Hz, 1H), 7.94 (t, J = 8.0 Hz, 1H), 7.84 (t, J = 7.5, 1H), 7.78 (t, J = 7.5, 1H), 7.51 (d, J = 8.2 Hz, 1H), 7.37 (s, 1H), 7.30-7.19 (m, 1H), 6.89 (d, J = 2.4, 1H), 3.80 (q, J = 7.1 Hz, 4H), 2.73 (s, 3H), 1.39 (t, J = 7.1 Hz, 6H); 13C NMR (101 MHz, MeOD) d ppm 159.5, 153.0, 151.5, 147.4, 146.7, 145.6, 145.2, 142.4, 141.4, 132.6, 131.9, 131.2, 130.0, 126.8, 124.6, 124.3, 122.4, 119.3, 117.5, 107.5, 97.3, 36.7, 17.5, 13.6; MS (ESI+): m/z: 409.1 [M+]; Anal. Calcd. For C26H25ClN4O×4.5H2O: C, 59.37; H, 6.51; N, 10.65;Found: C, 59.24; H, 5.66; N, 10.55.
Yield 18.2 %, 1b・HCl mp 161.6-163.1 oC; IR n (neat, cm-1): 2978, 1639, 1585, 1546, 1449, 1381, 1321, 1249, 1198, 1125, 1089, 988; UV-vis (MeOH): l (nm) (log e/L mol-1cm-1): 656 (4.64); 1H NMR (400 MHz, MeOD) d ppm 9.13 (d, J = 8.4 Hz, 1H), 9.02 (d, J = 2.4 Hz, 1H), 8.68 (d, J = 5.0 Hz, 1H), 8.66 (d, J = 2.4 Hz, 1H), 8.53 (d, J = 8.4 Hz, 1H), 8.12 (dd, J = 8.4, 5.0 Hz, 1H), 8.02 (t, J = 7.6 Hz, 1H), 7.91 (m, 1H), 7.57 (m, 1H), 7.54 (s, 1H), 7.05 (d, J = 2.4 Hz, 1H), 3.87 (q, J = 7.2 Hz, 4H), 2.86 (s, 3H), 1.40 (t, J = 7.2 Hz, 6H); 13C NMR (101 MHz, MeOD) d ppm 158.6, 151.7, 151.6, 149.9, 146.3, 141.9, 169.6, 139.4, 138.8, 137.4, 133.0, 132.4, 131.2, 130.0, 129.4, 125.4, 125.0, 124.3, 120.9, 99.0, 96.5, 39.8, 17.4, 13.6; MS (ESI+): m/z: 409.1 [M+]; Anal. Calcd. For C26H25ClN4O×4.5H2O: C, 59.37; H, 6.51; N, 10.65; Found: C, 59.63; H, 5.36; N, 10.56.
Yield 26.6 %, 1c・HCl mp >300 oC; IR n (neat, cm-1): 2977, 1639, 1579, 1513, 1443, 1324, 1249, 1199, 1072, 946, 823, 780; UV-vis (MeOH): l (nm) (log e/L mol-1cm-1): 594 (4.22); 1H NMR (400 MHz, MeOD) d ppm 9.16 (d, J = 8.4 Hz, 1H), 8.43 (d, J = 7.4 Hz, 2H), 8.31 (d, J = 8.4 Hz, 1H), 8.06-7.96 (m, 2H), 7.86-7.90 (m, 1H), 7.79 (s, 1H), 7.56 (d, J = 7.4 Hz, 2H), 7.25 (d, J = 2.5 Hz, 1H), 4.0 (q, J = 7.0 Hz, 4H), 2.89 (s, 3H), 1.46 (t, J = 7.0 Hz, 6H); 13C NMR (101 MHz, MeOD) d ppm 160.2, 158.7, 152.0, 147.3, 146.5, 144.6, 144.4, 142.5, 132.9, 131.9, 131.5, 130.0, 127.9, 124.8, 124.7, 123.4, 112.9, 110.5, 97.6, 39.5, 17.5, 14.1; MS (ESI+): m/z: 394 [M+];Anal. Calcd. For C26H25ClN4O×4.5H2O: C, 59.37; H, 6.51; N, 10.65;Found: C, 58.51; H, 5.57; N, 10.52.
Yield 14.1 %, mp >300 oC; IR n (neat, cm-1): 1641, 1599, 1579, 1486, 1401, 1366, 1337, 1263, 1201, 1133, 1114, 986, 809, 769; UV-vis (CHCl3): l (nm) (log e/L mol-1cm-1): 532 (4.67); 1H NMR (400 MHz, CDCl3) d ppm 8.64 (dd, J = 7.8, 1.6Hz, 1H), 8.54 (dd, J = 4.8, 1.5 Hz, 2H), 8.52 (d, J = 1.6 Hz, 1H), 7.77-7.59 (m, 2H), 7.55 (d, J = 9.0 Hz, 1H), 6.86 (dd, J = 4.8, 1.5 Hz, 2H), 6.60 (dd, J = 9.0, 2.7 Hz, 1H), 6.33 (d, J = 2.7 Hz, 1H), 6.15 (s, 1H), 3.07 (s, 6H); 13C NMR (101 MHz, CDCl3) d ppm 159.9, 156.9, 152.3, 149.7, 149.2, 146.3, 142.0, 132.2, 131.5, 130.5, 130.3, 130.1, 125.2, 125.1, 124.0, 116.2, 109.3, 97.9, 96.9, 40.3; MS (ESI+): m/z: 367.1 [M+H]+; Anal. Calcd. For C23H18N4O×0.5H2O: C, 73.58; H, 5.10; N, 14.92;Found: C, 73.27; H, 4.85; N, 14.62.
Yield 14.5 %, mp >300 oC; IR n (neat, cm-1): 2968, 2835, 1635, 1595, 1578, 1510, 1488, 1239, 1121, 1110, 1043, 1003, 827, 755; UV-vis (CHCl3): l (nm) (log e/L mol-1cm-1): 502 (4.49); 1H NMR (400 MHz, CDCl3) d ppm 8.69-8.62 (m, 1H), 8.54 (dd, J = 4.8, 1.5 Hz, 2H), 8.51 (d, J = 2.2 Hz, 1H), 7.77-7.63 (m, 2H), 7.58 (d, J = 8.9, 1H), 6.85 (dd, J = 4.8, 1.5 Hz, 2H), 6.78 (dd, J = 8.9, 2.6 Hz, 1H), 6.52 (d, J = 2.6, 1H), 6.15 (s, 1H), 3.86 (t, J = 4.8 Hz, 4H), 3.29 (t, J = 4.8 Hz, 4H);13C NMR (101 MHz, CDCl3) d ppm 159.1, 156.5, 152.8, 150.2, 148.7, 145.8, 144.0, 132.4, 131.2, 130.5, 130.4, 130.1, 126.6, 125.2, 124.1, 115.9, 111.2, 99.7, 98.4, 66.4, 47.6; MS (ESI+): m/z: 409.2 [M+H]+; Anal. Calcd. For C25H20N4O2×0.5H2O: C, 71.93; H, 5.07; N, 13.42; Found: C, 72.15; H, 5.08; N, 12.23.
Yield 1.5 %, mp 266.8-268.2 oC; IR n (neat, cm-1): 2931, 2850, 1635, 1595, 1577, 1485, 1239, 1112, 1000, 827, 756; UV-vis (CHCl3): l (nm) (log e/L mol-1cm-1): 530 (4.52); 1H NMR (400 MHz, CDCl3) d ppm 8.68-8.61 (m, 1H), 8.54 (dd, J = 4.6, 1.5 Hz, 2H), 8.51 (d, J = 1.8 Hz, 1H), 7.71-7.63 (m, 2H), 7.53 (d, J = 9.0 Hz, 1H), 6.86 (dd, J = 4.6, 1.5 Hz, 2H), 6.78 (dd, J = 9.0, 2.7 Hz, 1H), 6.51 (d, J = 2.7 Hz, 1H), 6.14 (s, 1H), 3.35 (t, J = 5.0 Hz, 4H), 1.71-1.65 (m, 6H); 13C NMR (101 MHz, CDCl3) d ppm 159.7, 156.9, 153.0, 149.8, 149.1, 146.1, 142.6, 132.1, 131.3, 130.5, 130.3, 130.1, 125.7, 125.1, 124.0, 116.3, 111.6, 99.3, 97.9, 48.8, 25.2, 24.2; MS (ESI+): m/z: 407.1 [M+H]+;Anal. Calcd. For C26H22N4O: C, 76.83; H, 5.46;N, 13.78; Found: C, 76.15; H, 5.47; N, 13.77.
1.クロロキン耐性熱帯熱マラリア原虫の培養
本実験では、Plasmodium falciparum K1株の原虫を用いた。実験に用いた培地は、ろ過滅菌したRPMI-1640培地で、ヒト血清を5%となるように添加した。マラリア原虫の培養はO2濃度3%、CO2濃度4%、N2濃度93%、温度は37℃で行った。
試験に用いる本発明化合物又は陽性対象薬(クロロキン)はDMSOに溶解し、所定濃度の試験液とした。培養したマラリア原虫感染赤血球を遠心分離で集め、非感染赤血球で希釈し、初期感染率0.15%とした。このときのヘマトクリット値は 2.5%とした。
96穴培養プレートのウェルに、200μLのマラリア感染培養液を加え、所定濃度の薬剤を含む試験液又は薬剤を含まないDMSОを加え調整した。試験液はduplicateにとった。
37℃で48時間培養した後、0.5μCiの放射性のトリチウム(3H)標識されたヒポキサンチンを各ウェルに加えた。さらに24時間同条件で培養した後、グラスファイバーフィルター上に採取し蒸留水で洗浄した。ベータプレート液体シンチレーションカウンター(Wallac社製)で放射線強度を計測し、試験液添加群及びコントロールのマラリア原虫感染率を算出した。
増殖阻害率(%)={1-(b-a)/(c-a)}×100
a:初期感染率
b:試験液添加時の感染率
c:コントロールの感染率
ラット由来L6細胞(rat skeletal myoblast cell)を用いた。培地はRPMI1640培地に、L-グルタミン(200mM)が1%、胎児牛血清が10%となるように添加し、CO2濃度5%、37℃で培養した。
試験に用いる本発明化合物又は対照薬をDMSOに溶解し、所定濃度の試験液とした。
前培養を行い、対数増殖期に入った細胞を含む培地を96穴培養プレートのウェルにとり、次に所定濃度の薬剤を含む試験液又は薬剤を含まないDMSОを加えた。試験液はduplicateにとった。
培養プレートをインキュベーター中で72時間培養した後、増殖阻害活性を検定した。検定は以下のように行った。それぞれのウェルに10μLのAlamar Blue水溶液を加え、さらに2時間培養した。次に、培養プレートを蛍光マイクロプレートリーダー(Spectramax Gemeni XS;米国モレキュラー・デバイス社製)に装着し、536nmの励起波長で照射し、588nmの蛍光強度を測定し、試験液添加群及びコントロールのL6細胞の残存率を算出した。
増殖阻害率(%)={(C-A)/(B-A)}×100
A:初期細胞数
B:3日後のコントロールの細胞数
C:サンプル添加した3日後の細胞数
クロロキン耐性熱帯熱マラリア原虫とラットL6細胞に対するサンプルのEC50値からサンプルの抗マラリア作用を評価する。クロロキン耐性マラリア原虫に対する選択毒性の指標として用いられる化学療法係数を下記式により算出し、薬効判定を行った。選択毒性の値は大きいほど副作用の危険性が少ないことを意味する。
÷(クロロキン耐性熱帯熱マラリア原虫に対するサンプルのEC50値)
本実験ではローデントマラリア原虫(Plasmodium berghei NK65株)を用いた。
感染血液はICR系雌性SPFマウス4~6週齢(20-26g)に腹腔内または尾静脈投与で感染させ継体したものを使用している。マラリア感染マウスの尾静脈から採血し感染率を求め適度に感染(10-20%の感染率)しているのを確認した後、マウス心臓からヘパリン入り注射器でマラリア感染血液を採血した。その後、赤血球数(cells/ml)と原虫感染率から、投与量1mlあたり5.0×10-6のマラリア原虫となるように血液を生理食塩水にて希釈した。これを未感染マウス(ICR系雌性5週齢)の体重20gあたり0.2mlずつ尾静脈より感染させた(Day-0)。試験に用いる化合物は10%DMSO溶液(DMSOを1mlと5%Glucose solutionを9mlの混合液)に溶解した。
治癒率:Suppression(%)=(B-A)/B×100
A:本試験化合物を投与したマウスの原虫感染率
B:コントロール(化合物非投与)マウスの原虫感染率
延命日数:MSD(day)= C-D C:本試験化合物を投与したマウスのマラリア感染日から死亡日までの日数の平均
D:コントロール(化合物非投与)マウス4匹のマラリア感染日から死亡日までの日数の平均
本実験では、Trypanosoma brucei rhodensiense(STIB900株)の原虫の血流棲息型トリポマスチゴート体を用いた。実験に用いた培地は、ろ過滅菌したMEM培地に、25mMのN-2-ヒドロキシエチルピペラジン-2-エタンスロホン酸(HEPES)、1g/Lのグルコース、1%のMEM非必須アミノ酸、0.2mMの2-メルカプトエタノール、2mMのピルビン酸ナトリウム塩、0.1mMのヒポキサンチン及び15%熱処理ウマ血清を加えたものを用いた。原虫の培養はCO2濃度を5%とした空気中で、温度は37℃で行った。
試験に用いる本発明化合物、または陽性対象薬(メラルソプロール)はジメチルスルホキシド(DMSO、以下同じ)に溶解し、所定濃度の試験液とした。
96穴培養プレートのウェルに、原虫の個数が8x103個を含む培地と、所定濃度の薬剤を含む試験液又は薬剤を含まないDMSОを加え、それぞれ100μLになるよう培地を加え調整した。試験液はduplicateにとった。
培養プレートをインキュベーター中で72時間培養した後、増殖阻害活性を検定した。検定は以下のように行った。それぞれのウェルに10μLのAlamar Blue水溶液を加え、さらに2時間培養した。次に、培養プレートを蛍光マイクロプレートリーダー(Spectramax Gemeni XS;米国モレキュラー・デバイス社製)に装着し、536nmの励起波長で照射し、588nmの蛍光強度を測定し、試験液添加群及びコントロールのトリパノソーマ原虫感染率を算出した。
本実験では、Trypanosoma cruzi (Tulahuen C2C4株)の原虫のラットL6細胞に感染したアマスチゴート体及びトリポマスチゴート体を用いた。実験に用いた培地は、L6細胞を含むRPMI1640培地に、L-グルタミン(200mM)が1%、胎児牛血清が10%となるように添加し、CO2濃度5%、37℃で培養した。
試験に用いる本発明化合物、または陽性対象薬(ベンズニダゾール)はDMSOに溶解し、所定濃度の試験液とした。
96穴培養プレートのウェルに、原虫の個数が5x103個を含む培地を加え48時間前培養を行った。培地を交換後、所定濃度の薬剤を含む試験液又は薬剤を含まないDMSОを加えた。試験液はduplicateにとった。
培養プレートをインキュベーター中で96時間培養した後、増殖阻害活性を検定した。検定は以下のように行った。それぞれのウェルに50μLのCPRG/Nonidetを加え、さらに2~6時間放置した。次に、培養プレートを吸光マイクロプレートリーダーに装着し、540nmの吸光度を測定し、試験液添加群及びコントロールのトリパノソーマ原虫感染率を算出した。
本実験では、Leishmania donovani (MHOM/ET/67/L82株)を用いた。原虫はSyrian Goldenハムスターで継代し、そこからアマスチゴート体を得た。実験には10%の加熱処理したウシ胎児血清を加えたSM培地を用い、pH5.4に調整しCO2濃度5%の空気下、37℃で培養した。
試験に用いる本発明化合物、または陽性対象薬(ミルテフォシン)はDMSOに溶解し、所定濃度の試験液とした。
96穴培養プレートのウェルに所定の個数の原虫を含む培地を加え前処理をほどこした後、CASYセル分析システム(ドイツ・Scharfe社製)でアマスチゴートの濃度を計測した。その後、所定濃度の薬剤を含む試験液又は薬剤を含まないDMSОを加えた。試験液はduplicateにとった。
培養プレートをインキュベーター中で72時間培養した後、増殖阻害活性を検定した。検定は以下のように行った。それぞれのウェルに10μLのAlamar Blue水溶液を加え、さらに2時間培養した。次に、培養プレートを蛍光マイクロプレートリーダー(Spectramax Gemeni XS;米国モレキュラー・デバイス社製)に装着し、536nmの励起波長で照射し、588nmの蛍光強度を測定し、試験液添加群及びコントロールのリーシュマニア原虫感染率を算出した。
増殖阻害率(%)={1-(b-a)/(c-a)}×100
a:初期感染率
b:試験液添加時の感染率
c:コントロールの感染率
Claims (12)
- 下記一般式(1)で示されるベンゾ[a]フェノキサチン化合物又はその塩を有効成分として含有する原虫疾患予防又は治療用医薬組成物。
(式中、R1及びR2はそれぞれ独立に水素原子、置換若しくは未置換のアルキル基、アルケニル基、アリール基又はヘテロ環残基を表し、又は、R1及び R2は縮合して環を形成し、R3は置換若しくは未置換のアルケニル基、アリール基又はヘテロ環残基を表し、R4及びR5はそれぞれ独立にハロゲン原子、置換若しくは未置換のアルキル基、アルケニル基、アリール基、アルコキシ基、アルキルチオ基、又はアミノ基を表し、mは0~3のいずれかの整数、nは0~5のいずれかの整数を表し、X-は、陰イオンを表す。) - 一般式(1)において、R1及びR2それぞれ独立に水素原子、炭素数が1~8のアルキル基、炭素数が3~8のアルケニル基、炭素数が6~10のアリール基又は炭素数が1~10のヘテロ環残基であり、R3は炭素数が3~8のアルケニル基、炭素数が6~10のアリール基又は炭素数が1~10のヘテロ環残基であり、R4およびR5はそれぞれ独立にハロゲン原子又は炭素数が1~8のアルキル基であり、m及びnはそれぞれ独立に0又は1を表し、X-で表される陰イオンが、塩素原子、臭素原子、硝酸イオン、硫酸イオン、P-トルエンスルホン酸イオン又はシュウ酸イオンである、請求項1記載の医薬組成物。
- 一般式(1)において、R1及びR2はそれぞれ独立にメチル基、エチル基、プロピル基、2-ヒドロキシエチル基、又は2-メタンスルホンアミドエチル基であり、R3はヘテロ環残基を表す、請求項1又は2記載の医薬組成物。
- R3はピリジル基、ピリミジル基、イミダゾリル基、テトラゾリル基又はチアゾリル基である、請求項3記載の医薬組成物。
- R4はフッ素原子、塩素原子、メトキシ基、エトキシ基、又はメチル基である、請求項1~4のいずれか一項に記載の医薬組成物。
- R4の置換位置が11位を含む、請求項5記載の医薬組成物。
- R5はフッ素原子、塩素原子又はメチル基である、請求項1~6のいずれか一項に記載の医薬組成物。
- R5の置換位置が3位を含む、請求項7記載の医薬組成物。
- 原虫寄生感染症がマラリア症、リーシュマニア症、アフリカ睡眠病、シャーガス病、トキソプラズマ症、リンパフィラリア症、バベシア症、又はコクシジウム症である、請求項1~9のいずれか一項に記載の医薬組成物。
- 原虫寄生感染症がマラリア症、リーシュマニア症、アフリカ睡眠病、又はシャーガス病である、請求項10に記載の医薬組成物。
- 構造式1A~1T及び1a~1hのいずれかで示される化合物。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP09718904A EP2269996B1 (en) | 2008-03-12 | 2009-03-11 | Medicinal composition containing benzo[a]phenoxanthin compound as the active ingredient for preventing or treating protozoal disease |
| US12/921,569 US8288374B2 (en) | 2008-03-12 | 2009-03-11 | Medicinal composition containing benzo[a]phenoxazine compound as the active ingredient for prevention or treatment of protozoal disease |
| JP2010502848A JP5430552B2 (ja) | 2008-03-12 | 2009-03-11 | ベンゾ[a]フェノキサチン化合物を有効成分として含有する原虫疾患予防又は治療用医薬組成物 |
| CN2009801173289A CN102026989B (zh) | 2008-03-12 | 2009-03-11 | 含有苯并[a]吩噁嗪化合物作为有效成分的原虫疾病预防或治疗用的医药组合物 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008062410 | 2008-03-12 | ||
| JP2008-062410 | 2008-03-12 |
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| Publication Number | Publication Date |
|---|---|
| WO2009113569A1 true WO2009113569A1 (ja) | 2009-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| PCT/JP2009/054634 Ceased WO2009113569A1 (ja) | 2008-03-12 | 2009-03-11 | ベンゾ[a]フェノキサチン化合物を有効成分として含有する原虫疾患予防又は治療用医薬組成物 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8288374B2 (ja) |
| EP (1) | EP2269996B1 (ja) |
| JP (1) | JP5430552B2 (ja) |
| CN (1) | CN102026989B (ja) |
| WO (1) | WO2009113569A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011145105A2 (en) | 2010-05-18 | 2011-11-24 | Premananda Das | Herbal composition for treatment of filariasis |
| JP2012126702A (ja) * | 2010-12-16 | 2012-07-05 | Synstar Japan Co Ltd | 5位にイミノ基を有するアジン系化合物の製造方法。 |
| JP2014522378A (ja) * | 2011-03-29 | 2014-09-04 | サントル ナショナル ドゥ ラ ルシェルシュ シアンティフィク | 酸化還元活性1,4−ナフトキノンおよびその代謝産物の全合成ならびに抗マラリア薬および住血吸虫薬としての治療的使用 |
| WO2015001799A1 (ja) * | 2013-07-02 | 2015-01-08 | 学校法人北里研究所 | バベシア症の治療剤及び予防剤 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103254657A (zh) * | 2013-05-30 | 2013-08-21 | 常熟常红织造有限公司 | 苯并吩恶嗪类染料及其合成方法 |
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| US20080015189A1 (en) * | 2006-06-20 | 2008-01-17 | The General Hospital Corporation | Antimicrobial photoinactivation using chalcogen analogs of benzo(A)phenoxazinium dyes |
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- 2009-03-11 CN CN2009801173289A patent/CN102026989B/zh active Active
- 2009-03-11 JP JP2010502848A patent/JP5430552B2/ja active Active
- 2009-03-11 WO PCT/JP2009/054634 patent/WO2009113569A1/ja not_active Ceased
- 2009-03-11 US US12/921,569 patent/US8288374B2/en active Active
- 2009-03-11 EP EP09718904A patent/EP2269996B1/en active Active
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011145105A2 (en) | 2010-05-18 | 2011-11-24 | Premananda Das | Herbal composition for treatment of filariasis |
| JP2012126702A (ja) * | 2010-12-16 | 2012-07-05 | Synstar Japan Co Ltd | 5位にイミノ基を有するアジン系化合物の製造方法。 |
| JP2014522378A (ja) * | 2011-03-29 | 2014-09-04 | サントル ナショナル ドゥ ラ ルシェルシュ シアンティフィク | 酸化還元活性1,4−ナフトキノンおよびその代謝産物の全合成ならびに抗マラリア薬および住血吸虫薬としての治療的使用 |
| WO2015001799A1 (ja) * | 2013-07-02 | 2015-01-08 | 学校法人北里研究所 | バベシア症の治療剤及び予防剤 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2009113569A1 (ja) | 2011-07-21 |
| CN102026989A (zh) | 2011-04-20 |
| EP2269996B1 (en) | 2012-10-17 |
| CN102026989B (zh) | 2013-03-27 |
| EP2269996A1 (en) | 2011-01-05 |
| EP2269996A4 (en) | 2011-08-31 |
| JP5430552B2 (ja) | 2014-03-05 |
| US8288374B2 (en) | 2012-10-16 |
| US20110021450A1 (en) | 2011-01-27 |
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