WO2000043016A1 - DICARBA-closo-DODECABORANE DERIVATIVES - Google Patents
DICARBA-closo-DODECABORANE DERIVATIVES Download PDFInfo
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- WO2000043016A1 WO2000043016A1 PCT/JP2000/000285 JP0000285W WO0043016A1 WO 2000043016 A1 WO2000043016 A1 WO 2000043016A1 JP 0000285 W JP0000285 W JP 0000285W WO 0043016 A1 WO0043016 A1 WO 0043016A1
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- dodecaborane
- hexane
- ethyl acetate
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
- C07F5/027—Organoboranes and organoborohydrides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P15/00—Drugs for genital or sexual disorders; Contraceptives
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/02—Nutrients, e.g. vitamins, minerals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
- A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/02—Immunomodulators
- A61P37/06—Immunosuppressants, e.g. drugs for graft rejection
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P5/00—Drugs for disorders of the endocrine system
- A61P5/24—Drugs for disorders of the endocrine system of the sex hormones
- A61P5/30—Oestrogens
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
Definitions
- the present invention relates to a novel dicarbazole chloride decaborane derivative.
- the present invention also relates to a medicament containing the above dicarba-clozo-dodecaborane derivative as an active ingredient.
- Dicarba-clozo-dodecaborane (hereinafter abbreviated as “carborane” in the present specification) is a 20-hedral class compound containing two carbon atoms and ten boron atoms, and both atoms are Six coordination. Depending on the arrangement of carbon atoms in the class, carborane has three isomers: 1,2-dicarbazole-closodecaborane (ortho-carborane), 1,7-dicarbazole-dosecaboderan (meta-carborane), 1 , 12-Dicarba-clozo-dodecaborane (para-carborane) exists. These structures are unique among boron compounds, are extremely stable thermally, and are characterized by having hydrophobicity comparable to hydrocarbons.
- Lfl B-Neutron Capture Therapy is mainly Irradiating 1 ⁇ ⁇ atoms with thermal neutrons (slow neutrons) emits 2.4 MeV energy rays and decomposes them into 7 Li and 4 He.
- the range of the line is about 10 ⁇ m, which is equivalent to the diameter of the cell, so that only the cells that have taken up the atoms can be destroyed, and other cells can be expected to have no effect.
- an object of the present invention is to provide a novel physiologically active substance by using carborane as a hydrophobic pharmacophore in a partial structure of a drug after understanding the physical and chemical properties of carborane itself. .
- the hydrogen-bonding and the molecular interaction contribute to the stabilization of the ligand-receptor complex, and therefore, by introducing carborane as a hydrophobic moiety, the ligand-receptor complex is formed. It is considered that stability can be enhanced and desired physiological activity can be enhanced.
- the carborane-containing nuclear receptor ligand provided by the present invention is a promising compound in terms of targeting cancer cells in the application to BNCT, and has an effect as an agonist via nuclear receptor nuclear. Is a compound that has excellent activity and is expected to have different pharmacokinetics than conventional drugs.
- an object of the present invention is to provide a physiologically active compound having a carborane skeleton as a pharmacophore. More specifically, it is an object of the present invention to provide a novel substance having excellent physiological activity and having low cytotoxicity and useful as a nuclear receptor modulator. It is also an object of the present invention to provide a medicament which contains the compound as an active ingredient and is useful as a therapeutic agent for inducing differentiation against leukemia or an estrogen agonist.
- a compound having a dicarbacrozo'-dodecaborane structure represented by the following general formula (I) has been excellent as a ligand for a nuclear receptor such as a retinoic acid receptor.
- a nuclear receptor such as a retinoic acid receptor.
- Has activity against leukemia The inventors have found that an excellent therapeutic effect can be exerted on a differentiation-inducing therapeutic agent and the like, and have completed the present invention.
- R 1 is a lower alkyl group, a lower alkenyl group, a carboxyl group, a lower alkoxycarbonyl group, an amino group, a hydroxyl group, a lower hydroxyalkyl group, a mono- or di-lower alkyl group, a rubamoyl-substituted alkyl group, A dicarba group optionally having one or more substituents selected from the group consisting of an alkanol group, an aryl group optionally having substituent (s), and a lower aralkyl group optionally having substituent (s) - Kurozo - dodecaborane - shows the I le group; R 2 represents a carboxyl group, a lower an alkoxy carbonyl group, or a hydroxyl group; X is either a single bond, or the following formula:
- R 1 is a dicarba-clozo-dodecaborane-yl group which may have a lower alkyl group
- R 2 represents a carboxyl group or a lower alkoxycarbonyl group
- X is the above-mentioned linking group.
- a medicament comprising a compound of the formula (I) or a physiologically acceptable salt thereof as an active ingredient;
- (2) 1 ⁇ is a lower alkyl group, a lower alkenyl group, a carboxyl group, a lower alkoxycarbonyl group, an amino group, a hydroxyl group, a lower hydroxyalkyl group, a lower alkanol group, a phenyl group which may have a substituent, A phenyl group, and a dicarboxy-dodecaborane-yl group which may have a substituent selected from the group consisting of a lower alkoxyphenyl group, R 2 is a hydroxyl group, and X is a single bond A compound of the formula (I) or a physiologically acceptable salt thereof as an active ingredient
- the compound represented by the above formula (I) or a physiologically acceptable salt thereof can act as a ligand for nuclear receptors. Therefore, this drug is useful as a retinoid agonist or estrogen agonist, and is also useful for treating and / or preventing cancer, rheumatism, arteriosclerosis, diabetes, rejection during organ transplantation, and graft-versus-host disease. It is.
- the medicament containing the compound defined in (1) or a physiologically acceptable salt thereof as an active ingredient can be used, for example, as a retinoid acting agent for the treatment of leukemia.
- the compound defined in (2) above or a physiologically acceptable compound is useful, for example, as an estrogen agent for regulating female hormone balance, preventing and / or treating menstrual disorders, osteoporosis, or cancer.
- the present invention relates to a method of using the compound represented by the above formula (I) or a salt thereof for the manufacture of the above medicament, and a method for treating leukemia.
- a therapeutically effective amount of the compound or a physiologically acceptable salt thereof is provided to a patient.
- the present invention provides a compound represented by the following general formula (I):
- R 1 is a lower alkyl group, a lower alkenyl group, a carboxyl group, a lower alkoxycarbonyl group, an amino group, a hydroxyl group, a lower hydroxyalkyl group, a mono- or di-lower alkyl group, a rubamoyl-substituted alkyl group, A dicarba group optionally having one or more substituents selected from the group consisting of an alkanol group, an aryl group optionally having substituent (s), and a lower aralkyl group optionally having substituent (s)
- R 2 represents a carboxyl group, a lower alkoxycarbonyl group, or a hydroxyl group
- X represents a single bond, or a compound represented by the following formula:
- YY ⁇ ⁇ ⁇ 5 , ⁇ and ⁇ 7 each independently represent an oxygen atom or —N (R 3 ) — (wherein R 3 represents a hydrogen atom or a lower alkyl group); 8 represents an oxygen atom, —N (R 4 ) — (wherein R 4 represents a hydrogen atom or a lower alkyl group), —CO—, —CH 2 —, or —C (two CH 2 ) —, R 5 , R 6 , and R 7 each independently represent a hydrogen atom, or one or more substituents on a phenyl group, and 8 represents a lower alkyl group or a substituent.
- R 1 ( ⁇ represents an aryl group which may have a substituent).
- X is a single bond
- R 1 is an unsubstituted dicarbacrozo-dodecaborane-yl group
- R 2 is a hydroxyl group
- R 1 is a dicarbochloride decaborane-yl group substituted with a p-hydroxyphenyl group and R 2 is a hydroxy group
- 1,2-Dicarbochloride decaborane (ortho-carborane) is a compound described in the upper part of the following structural formula. It has 10 boron atoms with hydrogen atoms (indicated by “B” in the formula) and two carbon atoms with hydrogen atoms (indicated by “C” in the formula).
- the 1,2-dicarba-clozo-dodecaborane-11-yl group is a group corresponding to a residue in the formula except for a hydrogen atom on one carbon atom on a carborane ring.
- 1,7-Dicarbachloride-decaborane metal-carborane
- 1,12-dicarclozode-decaborane para-carborane
- dicarbaclodesodecaborane can form a 1,7-dicarbaclozo-dodecaborane-11-yl group and a 1,12-dicarbaclozo-dodecaborane-11-yl group similarly to ortho-carborane.
- dicarbachloride decaborane group is used to include the residues of three isomers of dicarbazole decaborane.
- one carbon atom and 10 boron atoms that do not participate in the formation of a residue may each independently have a substituent. it can.
- 1,12-dicarba-clozo-dodeforce borane para-carborane in which all 10 boron atoms are substituted with methyl groups.
- the medicament of the present invention is characterized in that it has a dicarberclosode decaborane-1 group as a hydrophobic pharmacophore.
- receptors In vivo macromolecules represented by receptors (hereinafter simply referred to as “receptors”) have a specific structure that recognizes a drug as a partial structure, and are stably bound by spatial interaction with the drug And exerts its action. The multiple functional groups or groups involved in this interaction are called “pharmacophores”.
- the hydrophobic part of the drug stabilizes the binding by hydrophobic interaction with the binding site of the receptor, and has important significance for the recognition of the shape of the drug by the receptor.
- the hydrophobic pharmacophore in the compound of the present invention is a partial structure of a pharmaceutical compound, which means a structure that contributes to stabilization of binding to a receptor or is expected to contribute as a hydrophobic moiety. ing.
- the compound of the present invention has a dicarbacrozodedecaboryl group as a hydrophobic pharmacophore and can be used as a medicament.
- retinoids, estrogens, androgens, or It can act as an agonist or an antagonist on nuclear receptors to which nuclear ligands such as Lloyd bind.
- dicarbaclozolone has been used for the purpose of stabilizing the binding to the receptor and enhancing the biological activity by stabilizing the binding to the receptor.
- a dodecaboryl group as a hydrophobic pharmacophore.
- a lower alkyl moiety of a lower alkyl group or a substituent containing a lower alkyl moiety (for example, a lower alkoxycarbonyl group, a lower alkenyl group, a lower hydroxyalkyl group, a lower alkanol group, a lower aralkyl group, etc.) It may be in the form of a chain, a branched chain, a ring, or a combination thereof, and has 1 to 6, preferably about 1 to 4 carbon atoms.
- Examples of the lower alkyl group include a methyl group, an ethyl group, an n-propyl group, an isopropyl group, an n-butyl group, a sec-butyl group, an isobutyl group, and a t-tert-butyl group.
- the lower alkenyl group those having about 1 to 6 carbon atoms can be used.
- the number of double bonds contained in the lower alkenyl group is not particularly limited, but is usually about 1 to 3, preferably 1.
- the substituent that can be present in the dicarba-clozo-dodecaboraneyl group is preferably a lower alkyl group such as a methyl group
- the lower alkoxycarbonyl group is a methoxycarbonyl group or an ethoxycarbonyl group.
- the amino group may have one or two substituents (for example, a lower alkyl group, a lower alkanoyl group, etc.). If the amino group has two alkyl groups, they are combined to form a ring. May be.
- the lower hydroxyalkyl group include a hydroxymethyl group, a 2-hydroxyethyl group, a 1-hydroxyethyl group, and a 3-hydroxypropyl group.
- the lower alkanoyl group include an acetyl group and a propanol group. Can be mentioned.
- the alkyl group substituted by the mono- or di-lower alkyl group rubamoyl group has 1 to 12 carbon atoms, preferably about 8 to 10 carbon atoms, and the two alkyl groups are bonded to form a ring. May be formed.
- the aryl group is preferably a phenyl group
- the aralkyl group is preferably a benzyl group.
- the type and number of the substituent are not particularly limited.
- a lower alkyl group, a halogen atom, a hydroxyl group, a lower alkoxy group Etc. can be used as the substituent on the ring.
- the lower alkoxy group on the ring of the aryl or aralkyl group may be substituted with a mono- or di-lower alkylamino group or a cyclic amino group (pyrrolidinyl group, biperidinyl group, etc.).
- a mono- or di-lower alkylamino group or a cyclic amino group pyrrolidinyl group, biperidinyl group, etc.
- the position of the substituent on the ring of the aryl group or the aralkyl group is not particularly limited, and the substituent may be substituted at any of the ortho, methyl, and para positions.
- the position of the substituent is not particularly limited, and the substituent may be present on a carbon atom on the carborane ring and / or a part or all of the boron atom. Is also good.
- it has a lower alkyl group, a lower alkenyl group, a carboxyl group, a lower alkoxycarbonyl group, an amino group, a hydroxyl group, a lower hydroxyalkyl group, a mono- or di-lower alkyl group, a rubamoyl-substituted alkyl group, a lower alkanoyl group, and a substituent.
- the substituent selected from the group consisting of an optionally substituted aryl group and an optionally substituted lower aralkyl group is preferably substituted on a carbon atom constituting the carborane ring.
- some or all of the boron atoms constituting the carborane ring may be substituted with, for example, an alkyl group.
- a carborane ring in which all boron atoms are alkylated, a carborane ring having a substituent only on a carbon atom, and the like are preferable.
- R 2 As the lower alkoxycarbonyl group represented by R 2 , for example, an ethoxycarbonyl group, a methoxycarbonyl group and the like are preferable.
- R 2 may be substituted at any position of the benzene ring, but is preferably substituted at the para position.
- ⁇ ⁇ ⁇ ⁇ ⁇ 5, ⁇ 6, and Upsilon 7 one ⁇ (R 3) - is preferably a group represented by alkyl as the lower alkyl group represented by R 3, as specifically described above Groups can be suitably used.
- R 3 is a hydrogen atom or a methyl group.
- R 4 is preferably a hydrogen atom or a methyl group.
- R 5 , R f ⁇ and R 7 represent a substituent on a phenyl group
- the type, number, and substitution position of the substituent are not particularly limited.
- the substituent on the phenyl group include a lower alkyl group, a lower alkoxy group, a lower alkoxycarbonyl group, a halogen atom, a carboxyl group, an amino group, an alkanol group, an aralkyl group, and a hydroxyl group. It is not limited to these.
- RR 6 and R 7 are preferably a hydrogen atom, but when Y 8 is —N (R 4 ) — (R 4 represents a lower alkyl group, preferably a methyl group), R 7 is It is preferably a lower alkyl group, for example, a methyl group.
- R 8 is preferably an ethyl group or a phenyl group having a substituent at the para position. When the phenyl group has a substituent, the substituent is a mono- or di-lower alkylamino group.
- the two alkyl groups may be bonded to each other to form a ring. Specific examples include a 2- (N, N-dimethylamino) ethoxy group.
- R 9 is preferably an ethyl group.
- R 10 is preferably a phenyl group having a substituent at the para-position. Examples of the substituent include a mono- or di-lower alkylamino group (two alkyl groups may be bonded to each other to form a ring), and more specifically, a pyrrolidinomethyl group.
- the bonding position is not particularly limited, but it is preferable that R 1 be bonded to the nitrogen atom or the carbonyl group of X at the meta or para position.
- R 1 is directly bonded to the phenyl group substituted by R 2 . In such a case, R 2 is preferably a hydroxyl group.
- R 1 is a dicarbazole-dodecaborane-yl group which may have a lower alkyl group
- R 2 is a carboxyl group or a lower group.
- a compound which represents an alkoxycarbonyl group and wherein X is the above-mentioned linking group is a preferred embodiment of the present invention.
- ⁇ ⁇ 3 , ⁇ 4 , ⁇ 5 , ⁇ 6 , and ⁇ 7 are preferably groups represented by ⁇ (R 3 ) —, and more preferably Preferably, R 3 is a hydrogen atom.
- R 4 , R 5 , and R 6 are preferably hydrogen atoms, but when Y 5 is —N ( 3 ) — (R 3 is a lower alkyl group, preferably a methyl group) R fi is preferably a lower alkyl group, for example, a methyl group.
- Another preferred compound is a compound represented by the formula (I): (2) wherein R 1 is a lower alkyl group, a lower alkenyl group, a carboxyl group, a lower alkoxy group, an amino group, an amino group, a hydroxyl group, Dicarbo-chlorozole which may have a substituent selected from the group consisting of a hydroxyalkyl group, a lower alkanoyl group, a phenyl group which may have a substituent, a hydroxyphenyl group, and a lower alkoxyphenyl group; Compounds which are a dodecaboryl group, R 2 is a hydroxyl group, and X is a single bond can be mentioned.
- R 1 is a lower alkyl group, a lower alkenyl group, a carboxyl group, a lower alkoxy group, an amino group, an amino group, a hydroxyl group, Dicarbo-chlorozole which may have a substituent selected from the group
- the compound represented by the formula (I) may have one or two or more asymmetric carbons, but any optically active isomers based on the asymmetric carbons, stereoisomers such as diastereoisomers, and stereoisomers. Any mixtures, racemates and the like of the isomers are included in the scope of the present invention.
- the compound of the formula (I) may exist as an acid addition salt or a base addition salt, and these are included in the scope of the present invention.
- the acid addition salt include mineral salts such as hydrochloric acid, sulfate, and nitrate, and organic acid salts such as p-toluenesulfonic acid salt and maleic acid salt.
- Examples of the base addition salt include: Examples thereof include metal salts such as sodium salt, potassium salt and calcium salt, and organic amine salts such as ammonium salt and triethylamine salt.
- amino acid salts such as glycine salts and internal salts ( ⁇ -bit ion) are also included in the scope of the present invention.
- the compound of the present invention or a salt thereof may form a hydrate or a solvate, and these are all included in the scope of the present invention.
- R H, BR350 a) ethynyltrimehylsilane, (PPh 3 ) 2 PdCI 2 , Cul, iPrNH. THF; b) K 2 CCV EtOH; c) decaborane (14) / CH 3 CN-C 6 H 6 ; d) KOH / H 2 0-THF; e) (C ⁇ CI) 2, DMF (cat) / CH 2 CI 2 ; f) methyl 4-aminobenzoate / pyridine
- n-BuLi (C 6 H 5 COO) 2 / benzene-Et 20 ; b) BBr ⁇ CH 2 CI 2 ; c) 1) n-BuLi, / benzene-Et 20 2) Br (CH2) n OTHP; d) p-TsOH H 2 0 / CH 3 OH; e) 1) n-BuLi, CuCI / DME 2) 3-iodoanisole / pyridine; f) n-BuLi, I benzene- Et 2 0 2) CICOOCH 3 ; g) LiAIH ⁇ THF ⁇
- the compound represented by the formula (i) has, for example, an action of specifically regulating transcriptional activation by a retinoic acid receptor as a ligand for a nuclear receptor (retinoic acid receptor). More specifically, it has an affinity for retinoic acid receptor RAR or retinoic acid receptor RXR, and can act as an agonist or angiogonist of these receptors, and enhance the action of retinoic acid. It may have an effect.
- the compound represented by the formula (I) can inhibit proliferation of leukemia cells and promote differentiation into normal cells, and is useful as a drug for the treatment of leukemia by differentiation-inducing therapy.
- cancer, rheumatism, atherosclerosis, diabetes It is useful for treating and / or preventing diseases, rejection in organ transplantation, and graft-versus-host disease.
- targeting cancer cells using affinity for nuclear receptors for 1Q targeting cancer cells using affinity for nuclear receptors for 1Q
- It can be used as a medicine in B-neutron capture therapy. Furthermore, it can be used as an estrogen agonist.
- the active ingredient of the medicament of the present invention a compound represented by the above formula (I) or a physiologically acceptable salt, a hydrate or a solvate thereof can be used.
- the above-mentioned active ingredient may be administered as it is, but generally, a pharmaceutical composition containing the above-mentioned active ingredient and one or more pharmaceutical additives is prepared and administered. It is desirable to do.
- the administration route of the medicament of the present invention is not particularly limited. It can be administered orally or parenterally.
- compositions suitable for oral administration include, for example, tablets, capsules, powders, fine granules, granules, liquids, and syrups.
- Pharmaceutical compositions suitable for parenteral administration include Examples thereof include injections, drops, suppositories, inhalants, eye drops, nasal drops, transdermal absorbents, ointments, creams, and patches.
- Pharmaceutical additives include, for example, excipients, disintegrants or disintegration aids, binders, lubricants, coatings, dyes, diluents, bases, solubilizers or dissolution aids, isotonic agents, A pH adjuster, a stabilizer, a propellant, an adhesive, and the like can be used, and an appropriate one can be selected and used according to the form of the pharmaceutical composition.
- the dose of the drug of the present invention is not particularly limited, and depends on conditions such as the type of the compound as the active ingredient, the purpose of prevention or treatment, the type of disease to be applied, the age and symptoms of the patient, and the administration route. Appropriate dosages can be selected.
- BR30 was synthesized from 1,12-dicarbachloro-dodecaborane-carboxylic acid by the same production method as BRIO.
- Ethinyltrimethylsilane 5.0 50.9 dragon 01 was dissolved in 50 ml of dry getyl ether, and 35.0 ml (56.0 liter) of a 1.6 M n-butyllithium / hexane solution was added dropwise at 0 ° C under an argon atmosphere. The mixture was stirred at the same temperature for 1 hour. DMF (3.72 g, 50.9 alcohol) was dissolved in ethyl ether (20 ml), added dropwise at 5 ° C. or lower over 30 minutes, and then stirred at room temperature for 2 hours. The reaction was stopped by adding 2N hydrochloric acid, and extracted with getyl ether.
- 1,12-Dicarba-clozo-dodecaborane 3.5 (24.3 brain 01) was dissolved at 01 £ and 16.6 ml (25.6 t ol) of a 1.54 M n-butyllithium / hexane solution was added dropwise at 0 ° C in an argon atmosphere. .
- the reaction solution was stirred at room temperature for 30 minutes, 3.13 g (31.6 tmol) of copper chloride was added at once, and the mixture was further stirred at room temperature for 1 hour. Thereafter, 14.7 ml (183 awakens) of pyridine was added, and 5.97 (25.5 thigh 01) was added at a time, followed by heating at 100 ° C. for 48 hours.
- 0-Methyl-BE130 was demethylated by the same production method as BE160 to obtain 1-hydroxycarbonyl-12- (4-hydroxyphenyl) -1,12-dicarcloclozododecaborane (BE130). .
- Colorless needles ethyl acetate / dichloromethane / hexane); mp: 249-252.
- 0-Methyl-BE 15070m (0.239 t1) was suspended in 3 ml of ethanol, and 4.52 mg (0.119 mol) of sodium borohydride was added thereto, followed by stirring at room temperature for 30 minutes. The reaction was stopped by adding 2N hydrochloric acid, and extracted with ethyl acetate. The organic layer was washed with water and brine, dried over sodium sulfate, and concentrated.
- 0-Methyl-BE121 was demethylated by the same production method as BE160. Purified by flash column chromatography on silica gel (eluent: hexane / ethyl acetate 5/1), and trihydroxyethyl -12- (4-hydroxyphenyl) -1,12-dicarbazole chloride decaborane ( BE121) was obtained (94%).
- reaction solution was poured into dry ice, acidified with 1 N hydrochloric acid, extracted with ethyl acetate, the organic layer was washed with brine, dried over anhydrous magnesium sulfate, and the solvent was distilled off.
- the residue was purified by silica gel column chromatography (developing solvent; n-hexane, 50% chloroform / n-hexane, chloroform), and the raw material (312.3 mg, 22.9%) was eluted from the n-hexane eluate. ) And 2,3,4,5,6,7,8,9,10,1 todecamethyl-1,12-dicarba-closed A white solid of decaborane-1-carboxylic acid (1.20 g, 76.4 I) was obtained.
- This compound (40.5 mg, 0.088 mol) was dissolved in 5 ml of methanol, 1 ml of a 1N aqueous potassium hydroxide solution was added, and the mixture was heated at 80 ° C for 1 hour.
- the reaction mixture was added with 2N hydrochloric acid, extracted with ethyl acetate, and the organic layer was washed with water and saturated saline in that order, dried over anhydrous magnesium sulfate, and the solvent was distilled off to give 4- (2,3,4,5,6). , 7,8,9,10,1 Todecamethyl-1,12-dicarbaclodecodecaborane-1-carbonylamino) benzoic acid (BR635) (39.7 mg, quant.) was obtained as a white solid.
- the crude product is purified by silica gel column chromatography (developing solvent; 20% ethyl acetate / n-hexane) (2,3,4,5,6,7,8,9,10, U-decamethyl).
- -A white solid of 1,12-dicarba-clozo-dodecaneborane-1-yl) (4-methoxycarbonylphenyl) perea (30.7 mg, 50.9%) was obtained.
- This compound (30.7 mg, 0.063 mol) was dissolved in 5 ml of ethanol, 1 ml of a 1N aqueous solution of potassium hydroxide was added, and the mixture was heated at 80 ° C for 1 hour.
- Methyl 4- (4-promophenoxy) benzoate (2.0 g, 6.51 mmol ol), ethynyltrimethylsilane (1.60 g, 16.2 recital ol), (PPh 3 ) 2 PdCl 2 (182 mg, 0.259 thigh ol), Cul (24.8 mg , 0.130 cited ol) in THF (30 ml), and diisopropylamine (1.38 g, 13.7 ol) was added dropwise thereto under an argon atmosphere. After stirring at 50 ° C for 24 hours, the mixture was heated to reflux for 6 hours. After cooling, add water to the reaction mixture, filter the insolubles through celite, and extract the filtrate with ethyl acetate.
- Methyl 4- [4- (2-n-propyl-1,2-dicarba-clozo-dodecaborane-1-yl) benzoyl] benzoate (50 mg, 0.118 mmol) in THF (1 ml) -dichloromethane (1 ml) solution, add trimethylsilane (274 mg, 2.36 t ol) and stir at 50 ° C for 5 hours. Pour the reaction mixture into ice water and extract with ethyl acetate. The organic layer was washed with water and saturated saline, dried over sodium sulfate, and concentrated.
- 0-Methyl-BE200 was converted to trihydroxy-7- (4-hydroxyphenyl) -1,7-dicarclozo-dodecaborane (BE219) by the same production method as BE119.
- Colorless needles (dichloromethane-n-hexane)
- 0-Methyl-BE200 was derived into 1- (2-hydroxyethyl) -7- (4-hydroxyphenyl) -1,7-dicarba-clozo-dodecaborane (BE222) by the same production method as BE122.
- ⁇ ⁇ ⁇ -methyl-BE200 is converted to 1- (3-hydroxypro Pyr) -7- (4-hydroxyphenyl) -1,7-dicarclozode decaborane (BE323).
- 1,2-dicarbazole-dodecaborane was derived from 0-methyl-BE300 to tri (3-hydroxyphenyl) -1,12-dicarba-clozo-dodecaborane (BE300).
- 0-methyl-BE300 is converted to 1- (2-hydroxymethyl ) -12- (3-Hydroxyphenyl) -1,12-dicarclozode decaborane (BE320).
- 0_Methyl-BE300 was derived into 1- (2-hydroxyethyl) -12- (3-hydroxyphenyl) -1,12-dicarba-clozo-dodecaborane (BE322) by the same production method as BE1Z.
- 0-methyl-BE300 was derived into tri (3-hydroxypropyl) -12- (3-hydroxyphenyl) -1,12-dicarba-clozo-dodecaborane (-BE323).
- 0-Methyl-BE400 was derived into 1-hydroxy-7- (3-hydroxyphenyl) -1,7-dicarclozo-dodecaborane (BE419) by the same production method as BE119. Colorless needles (dichloromethane-n-hexane)
- ⁇ -methyl-BE400 was derived to 1- (2-hydroxymethyl) -7- (3-hydroxyphenyl) -1,7-dicarba-clozo-dodecaborane (BE420).
- 0-Methyl-BE400 was converted to tri (2-hydroxyethyl) -7- (3-hydroxyphenyl) -1,7-dicarba-clozo-dodecaborane (BE422) by the same production method as BE12.
- 0-Methyl-BE400 was derived into 1- (3-hydroxypropyl) -7- (3-hydroxyphenyl) -1,7-dicarba-clozo-dodecaborane (BE4Z3) by the same production method as BE123.
- 3-Ethynylanisol 347.0 mg (2.63 awake ol), 3-Ethyl anisol 670.0 mg (2.86 ol, 1.1 eq), (PPh 3 ) 2 PdCl 2 37.2 mg (0.0530 t ol, 0.02 eq) , Cul 5.1 mg (0.0268 ol, 0.01 eq) and 5 ml of THF were added with 0.57 g (5.63 mmol, 2.1 eq) of diisopropylamine under ice cooling and stirred at room temperature for 1 hour. Water is added to the reaction solution, and acetic acid is added. Extracted with ethyl.
- Proliferation suppression of human promyelocytic leukemia cells HL-60 was used as an index.
- Subcultured HL-60 cells were inoculated into RPMI 1640 medium containing fetal bovine serum and antibiotics at an initial cell number of 8 x 10 4 , test compounds at various concentrations were added, and the cells were cultured at 37 ° C. . Four days later, the number of cells was counted.
- the anti-leukemia activity of the test compound was determined by comparing the percentage of differentiated cells with the addition of the test compound ImM to the percentage of differentiated cells when no drug was added using the cell morphology observation and NBT reduction ability as indices. Is shown in the table. Table 1 shows the results when only the test compound was added.
- BR401, BR403 and BR453 were found to have a strong differentiation-inducing effect, and this activity was maintained even at a test compound concentration of 0.01.
- Table 2 shows the results when the differentiation inducer compound Am80 (4-[(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl) carbamoyl] benzoic acid) was co-present.
- Am80 4-[(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl) carbamoyl] benzoic acid
- Table 3 shows that HX630 (4- [2,3- (2,5-dimethyl-2,5-hexano) dibenzo- [b, f] This is the result when l, 4] thiazepin-ll-yl] benzoic acid was co-present, and differentiation-inducing activity was found in BR110, BR251, and BR350.
- Table 4 shows, as the IC5 () value, the concentration that inhibits the differentiation-inducing effect by 50% when the test compound coexists with the differentiation-inducing compound Am80 1 ⁇ 10—. A remarkable anti-differentiating effect is found on BR630 and BR635. Table 4
- the estrogen activity was determined by measuring the estrogen receptor-dependent transcriptional activation ability of the test compound by a repo overnight gene assay using a luciferase gene.
- C ⁇ S- 1 cells with antibiotics and 5% ⁇ shea fetal serum 24 Anapu rate at D MEM medium containing (cell concentration: 5 to 6 X 10 4 cells / well) at 37 ° C, 5% dioxide
- the cells were cultured overnight in the presence of carbon. On the following day, the medium was replaced with phenol red-free DMEM medium, and the rat estrogen receptor expression plasmid pCI-rER and the estrogen response element were placed upstream of the luciferase gene using the gene transfer reagent Tfx_20 (Promega).
- EREx3-pGL-TK and galactosidase-expressing plasmid pCMV? Used as an internal standard were introduced into the cells. After culturing for 2 hours, phenol red-free DMEM medium containing activated carbon-treated serum was added.
- BE260 1.0 The estrogen activity was measured using the same test method as described above, and the estrogen receptor-dependent transcriptional activation ability of the test compound was measured by a repo overnight gene assay using a luciferase gene.
- Table 6 the estrogenic activities of the test compound at 0.1 nM, 1 nM and ⁇ were expressed as relative values with the luciferase activity expressed in the same volume of the control compound, ⁇ -estradiol, as 100, and the activity intensity was shown. Were compared. All of the compounds shown in this test example showed high estrogenic activity, and in particular, BE119, BE120, and BE320 showed much higher activities than /?-Estradiol used as a control.
- the anti-estrogenic activity was determined by measuring the estrogen receptor-dependent transcriptional activation ability of the test compound in the same manner as the estrogen activity by repo overnight Gene Atsie using a luciferase gene.
- Table 7 coexist antiestrogenic activity of the test compound /? - Estradiol 1 1 luciferase activity expressed at the nM 0 0 and the field IC inhibition concentration of 50% in case 5. It was shown as a value. All of the compounds shown in this test example showed antiestrogenic activity, and in particular, BE362 showed an activity comparable to that of the control antiestrogenic drug moxifen. Table 7
- the compound represented by the above formula (I) or a physiologically acceptable salt thereof has a physiological activity such as a retinoid action, and the medicament of the present invention containing the above substance as an active ingredient is useful for treating leukemia and the like. Useful.
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Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/868,934 US6838574B1 (en) | 1999-01-22 | 2000-01-21 | Dicarba-closo-dodecarborane derivatives |
| AU30758/00A AU3075800A (en) | 1999-01-22 | 2000-01-21 | Dicarba-(closo)-dodecaborane derivatives |
| JP2000594470A JP4618894B2 (ja) | 1999-01-22 | 2000-01-21 | ジカルバ−クロゾ−ドデカボラン誘導体 |
| EP00900863A EP1145718A1 (en) | 1999-01-22 | 2000-01-21 | DICARBA-closo-DODECABORANE DERIVATIVES |
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| JP1426199 | 1999-01-22 | ||
| JP11/14261 | 1999-01-22 | ||
| JP28025799 | 1999-09-30 | ||
| JP11/280257 | 1999-09-30 |
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| WO2000043016A1 true WO2000043016A1 (en) | 2000-07-27 |
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| PCT/JP2000/000285 Ceased WO2000043016A1 (en) | 1999-01-22 | 2000-01-21 | DICARBA-closo-DODECABORANE DERIVATIVES |
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| EP (1) | EP1145718A1 (ja) |
| JP (1) | JP4618894B2 (ja) |
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| WO (1) | WO2000043016A1 (ja) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002064601A1 (en) * | 2001-02-09 | 2002-08-22 | Hiroyuki Kagechika | Dicarba-closo-dodecarborane derivatives |
| WO2009041482A1 (ja) * | 2007-09-28 | 2009-04-02 | Fujifilm Corporation | アセチレン化合物 |
| JP2012153647A (ja) * | 2011-01-26 | 2012-08-16 | Stella Pharma Corp | カルボラン修飾コウジ酸/シクロデキストリン包接錯体およびその製造方法 |
| JP2018533621A (ja) * | 2015-09-17 | 2018-11-15 | オハイオ・ステート・イノヴェーション・ファウンデーション | カルボラン化合物及びその使用方法 |
| CN109400635A (zh) * | 2018-11-15 | 2019-03-01 | 北京航空航天大学 | 一种非对称双官能度碳硼烷衍生物及制备方法和应用 |
| WO2020117799A1 (en) * | 2018-12-03 | 2020-06-11 | Ohio State Innovation Foundation | Carborane compounds, carborane analogs, and methods of use thereof |
| JP2023518187A (ja) * | 2020-03-11 | 2023-04-28 | オハイオ・ステート・イノヴェーション・ファウンデーション | カルボラン及びカルボラン類似体を使用したt細胞活性化の調節方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL387217A1 (pl) | 2009-02-06 | 2010-08-16 | Instytut Biologii Medycznej Polskiej Akademii Nauk | Boranowe pochodne adenozyny |
| WO2012148295A1 (en) | 2011-04-28 | 2012-11-01 | Instytut Biologii Medycznej Polskiej Akademii Nauk | Antiviral drug derivative |
| WO2013088934A1 (ja) * | 2011-12-12 | 2013-06-20 | 新日鉄住金化学株式会社 | 有機電界発光素子用材料及びそれを用いた有機電界発光素子 |
| CN105859762B (zh) * | 2016-04-29 | 2016-12-21 | 南京远淑医药科技有限公司 | 邻碳硼烷衍生物、其制备方法和应用及制备该邻碳硼烷衍生物的中间体 |
| US11591289B2 (en) | 2017-02-24 | 2023-02-28 | Xeniopro GmbH | Aromatic compounds |
| WO2018154118A2 (en) * | 2017-02-24 | 2018-08-30 | Reinmueller Viktoria | Novel aromatic compounds |
| CN111303194B (zh) * | 2020-04-07 | 2022-09-23 | 西安近代化学研究所 | 一种b(4,5)烯基取代碳硼烷衍生物的合成方法 |
| CN114591357B (zh) * | 2022-03-07 | 2023-05-16 | 郑州大学 | B(9)-胺基邻碳硼烷类化合物的合成方法 |
| EP4536669A1 (en) * | 2022-06-08 | 2025-04-16 | Ohio State Innovation Foundation | Methods and compositions for treating lupus |
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- 2000-01-21 JP JP2000594470A patent/JP4618894B2/ja not_active Expired - Fee Related
- 2000-01-21 WO PCT/JP2000/000285 patent/WO2000043016A1/ja not_active Ceased
- 2000-01-21 EP EP00900863A patent/EP1145718A1/en not_active Withdrawn
- 2000-01-21 AU AU30758/00A patent/AU3075800A/en not_active Abandoned
- 2000-01-21 US US09/868,934 patent/US6838574B1/en not_active Expired - Fee Related
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002064601A1 (en) * | 2001-02-09 | 2002-08-22 | Hiroyuki Kagechika | Dicarba-closo-dodecarborane derivatives |
| US7084133B2 (en) | 2001-02-09 | 2006-08-01 | Hiroyuki Kagechika | Dicarba-closo-dodecaborane derivatives |
| CN1329400C (zh) * | 2001-02-09 | 2007-08-01 | 影近弘之 | 二碳代-闭合式-十二硼烷衍生物 |
| WO2009041482A1 (ja) * | 2007-09-28 | 2009-04-02 | Fujifilm Corporation | アセチレン化合物 |
| JP2012153647A (ja) * | 2011-01-26 | 2012-08-16 | Stella Pharma Corp | カルボラン修飾コウジ酸/シクロデキストリン包接錯体およびその製造方法 |
| JP2018533621A (ja) * | 2015-09-17 | 2018-11-15 | オハイオ・ステート・イノヴェーション・ファウンデーション | カルボラン化合物及びその使用方法 |
| JP2021120390A (ja) * | 2015-09-17 | 2021-08-19 | オハイオ・ステート・イノヴェーション・ファウンデーション | カルボラン化合物及びその使用方法 |
| CN109400635A (zh) * | 2018-11-15 | 2019-03-01 | 北京航空航天大学 | 一种非对称双官能度碳硼烷衍生物及制备方法和应用 |
| WO2020117799A1 (en) * | 2018-12-03 | 2020-06-11 | Ohio State Innovation Foundation | Carborane compounds, carborane analogs, and methods of use thereof |
| JP2022510008A (ja) * | 2018-12-03 | 2022-01-25 | オハイオ・ステイト・イノベーション・ファウンデーション | カルボラン化合物、カルボラン類似体、およびその使用方法 |
| JP7644006B2 (ja) | 2018-12-03 | 2025-03-11 | オハイオ・ステイト・イノベーション・ファウンデーション | カルボラン化合物、カルボラン類似体、およびその使用方法 |
| JP2023518187A (ja) * | 2020-03-11 | 2023-04-28 | オハイオ・ステート・イノヴェーション・ファウンデーション | カルボラン及びカルボラン類似体を使用したt細胞活性化の調節方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1145718A1 (en) | 2001-10-17 |
| US6838574B1 (en) | 2005-01-04 |
| AU3075800A (en) | 2000-08-07 |
| JP4618894B2 (ja) | 2011-01-26 |
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