WO2003026645A1 - Tetrapeptide derivative crystals - Google Patents
Tetrapeptide derivative crystals Download PDFInfo
- Publication number
- WO2003026645A1 WO2003026645A1 PCT/JP2002/009628 JP0209628W WO03026645A1 WO 2003026645 A1 WO2003026645 A1 WO 2003026645A1 JP 0209628 W JP0209628 W JP 0209628W WO 03026645 A1 WO03026645 A1 WO 03026645A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- crystal
- tzt
- methoxy
- methyl
- crystals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/04—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D207/08—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon radicals, substituted by hetero atoms, attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K5/00—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
- C07K5/04—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
- C07K5/10—Tetrapeptides
- C07K5/1002—Tetrapeptides with the first amino acid being neutral
- C07K5/1005—Tetrapeptides with the first amino acid being neutral and aliphatic
- C07K5/101—Tetrapeptides with the first amino acid being neutral and aliphatic the side chain containing 2 to 4 carbon atoms, e.g. Val, Ile, Leu
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K5/00—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
- C07K5/02—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link
- C07K5/0205—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link containing the structure -NH-(X)3-C(=0)-, e.g. statine or derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
Definitions
- the present invention relates to a new tetrabeptide derivative useful as an active ingredient in a pharmaceutical composition.
- N 2 (N, N-dimethyl-L-valyl) -N — [(1S, 2R) —2-Methoxy-1-41 ((2S) —2 — [(1R, 2R) — 1-Methoxy-1- 2-Methoxy-3-oxo-3 -— [(2-Phenylethyl) amino] propyl] 1-1-Pyrrolidinyl] 1-1 — [(S) —1-Methylpropyl] 1-41-oxo Butyl N-methyl-L-Valinamide (hereinafter referred to as “TZT-1027”).
- (I) is a tetrapeptide derivative having a strong antitumor effect, and is expected to be used as an anticancer agent and the like.
- TZT—1027 itself, for example,? 11 International Publication 093 030540, in which the crude product of TZT-1027 is purified using thin-layer chromatography and column chromatography to obtain an amorphous (amorphous) powder. It is stated that TZT-1027 was obtained. Also, in Chera. Pharm. Bull., 43 (10), 1706-1718 (1995), the crude product was treated by flash chromatography or thin-layer chromatography, and further purified by column chromatography. It is described that ⁇ -1027 of amorphous powder was obtained. Further, Japanese Patent Application Laid-Open No. 7-2894 also discloses 102-1027, and also in this reference, the crude product of ⁇ —: I 027 is purified by column chromatography and thin-layer chromatography. , Soft solid
- a compound when a compound is in an amorphous form, its purification operation is more complicated than in the case of a crystalline form, and it is often not sufficient in terms of stability. In particular, it is used as an active ingredient of a pharmaceutical composition. In some cases, its purity is not sufficient.
- amorphous powder when formulating a compound, there is a problem that the amorphous powder is likely to rise when the compound is in an amorphous form, and more careful handling is required than when the compound is in a crystalline form. For these reasons, when ⁇ -1027 having a strong antitumor effect is used as an active ingredient of a pharmaceutical composition, it is considered that a crystalline form is more preferable than a known amorphous form.
- the present inventors have made various attempts to crystallize 10-1027, but ⁇ -1027 is very difficult to crystallize because it is a peptide compound.
- ⁇ -1027 is very difficult to crystallize because it is a peptide compound.
- solvents such as alcohols, nitriles, ketones, organic acids, and water.
- crystallization was attempted using ethers such as diisopropyl ether and tetrahydrofuran, and hydrocarbons such as II-pentane, ⁇ -hexane and cyclohexane.
- hydrocarbons such as II-pentane, ⁇ -hexane and cyclohexane.
- ⁇ -1027 or a salt thereof can be mixed with a single solvent of dimethyl ether or ethyl acetate, or a mixture of esters and hydrocarbons and ⁇ or ethers. They found that crystals of ⁇ ZT-1027 or a salt thereof can be easily obtained by treating with a solvent, and succeeded in providing ⁇ -1027 or a salt thereof as crystals for the first time in the world.
- the present invention provides a crystal of TZT-1027 or a salt thereof.
- TZT-1027 or a salt thereof can be obtained with a sufficient purity of 99% or more as a drug by a simple purification operation such as crystallization or recrystallization.
- TZT-1027 or its salt has less variation in quality and is more stable than the amorphous form.
- FIG. 1 shows the IR spectrum of the TZT-1027 crystal
- Figure 2 shows the powder X-ray diffraction pattern of the TZT-1027 crystal.
- TZT-1027 Since TZT-1027 has a strong antitumor effect and is extremely toxic to normal cells, it requires careful attention in its purification and formulation operations. — Exercise extreme care in handling exposure to 1027, as it poses a potential health risk. In the conventional purification operation using the chromatographic method and the formulation operation using the amorphous form of the drug substance, there is an extremely high risk that workers will be exposed to the dust of TZT-1027.
- TZT-1 1027 is easier to purify than amorphous form, less scattered dust, easier to formulate, and significantly improves handling of TZT-1027.
- the TZT-1027 crystal of the present invention has a lattice spacing (d) of 14.72, 12.27, 9.84, 9.28, 8.68, 7. It has characteristic peaks at 39, 6.11, 5.32, 5.10, 4.90, 4.61, 4.47 and 4.36 angstroms.
- the term “characteristic peak” is used to mean “a relatively strong peak” in a powder X-ray diffraction pattern, and in this specification, the value of IZI 0 in Table 1 below is 90 or more. Are listed as characteristic peaks.
- TZT-1027 can be crystallized in free base form or Alternatively, crystallization may be carried out after forming a pharmaceutically acceptable salt with an inorganic or organic acid.
- the inorganic acid used to form the salt include hydrochloric acid, hydrobromic acid, nitric acid, sulfuric acid, phosphoric acid, and the like.
- the organic acid include acetic acid, propionic acid, maleic acid, and the like. Examples include fumaric acid, malonic acid, succinic acid, lactic acid, malic acid, tartaric acid, citric acid, benzoic acid, and methanesulfonic acid.
- TZT-10 as a solvent for crystallization using a single solvent of getyl ether or ethyl acetate or a mixed solvent of esters and hydrocarbons and / or ethers.
- crystals of TZT-107 can be obtained not only by crystallization from such a solution but also by methods such as crystallization from a melt. .
- crystallization means an operation of changing a compound other than a crystal form into a compound in a crystal form
- recrystallization means that a compound in a crystal form is further purified It means an operation to make a compound in a crystalline form.
- Solvents that can be used in these crystallization methods include getyl ether or ethyl acetate in the case of a single solvent, and in the case of a mixed solvent, a mixture of esters and hydrocarbons and / or ethers. Solvent mixture.
- the esters include, for example, ethyl acetate and methyl acetate
- the hydrocarbons include, for example, n-hexane, n-heptane, cyclohexane, toluene, xylene, and the like.
- ethers include getyl ether, diisopropyl ether, tetrahydrofuran, dioxane and the like.
- the mixed solvent is particularly preferably a combination of ethyl acetate / n-pentane, ethyl ethyl acetate-hexane, and ethyl acetate / getyl ether.
- the proportion of each solvent used is not particularly limited, but the proportion of esters Z hydrocarbons or ethers generally falls within the range of 1 Z 1 to 1 Z 100. Appropriate.
- the amorphous form of TZT—107 Crystallization can be carried out by dissolving in a solvent such as the above, for example, getyl ether under heating at about 40 ° C., and then cooling or cooling the solution after concentration.
- concentration of TZT-107 in the solution is preferably about 15 to 30% by weight, and is preferably cooled to about 0 to about 25 ° C.
- a non-crystalline form of the copolymer is dissolved in an ester solvent such as ethyl acetate at a temperature of about 40 to 7 ° C., and then the solvent is dissolved in the ester solvent.
- the crystallization can be carried out by adding about 0.5 to 5 times the amount of a hydrocarbon solvent, for example, n-pentane, n-hexane or the like to the solution.
- a hydrocarbon solvent for example, n-pentane, n-hexane or the like
- concentration of the solution in which TZT-1027 is dissolved in an ester solvent is preferably about 10 to 40% by weight, and when the hydrocarbon solvent is added, the solution temperature is 0 to 30 °. Cooling to about C is preferred. This makes it possible to industrially crystallize TZT-127.
- crystallization method from the melt examples include a normal freezing method (pulling method, temperature gradient method, and the Pridgman method), a zone melting method (zone leveling method, float zone method), and a special growth method (VLS). Method, liquid phase epitaxy method).
- the crystals thus obtained can be recrystallized if their purity is not sufficient. Recrystallization can be carried out by repeating the above-mentioned crystallization method or by appropriately combining the above-mentioned crystallization methods.
- the crystals of TZT-1 0 27 thus obtained may contain solvent molecules used for crystallization or recrystallization, especially in the case of crystallization from a solution.
- solvent molecules in the crystals need to be removed.
- the solvent can be removed, for example, by crushing the crystals and drying them under reduced pressure. Therefore, the crystal of TZT-1027 of the present invention includes, besides a so-called single crystal, a form of crystal f raw powder which is advantageously used as an active ingredient of a pharmaceutical composition.
- the crystals of TZT-107 or a salt thereof of the present invention can be used in solid form (eg, tablets, hard capsules). , Soft capsules, granules, powders, fine granules, pills, troches ), Semisolid forms (eg, suppositories, ointments, etc.) or liquid forms (eg, injections, emulsions, suspensions, elixirs, lotions, sprays, etc.).
- solid form eg, tablets, hard capsules.
- Semisolid forms eg, suppositories, ointments, etc.
- liquid forms eg, injections, emulsions, suspensions, elixirs, lotions, sprays, etc.
- Additives that can be used in the manufacture of such formulations include, for example, starch, glucose, sucrose, lactose, fructose, maltose, mannite, sorbitol, cyclodextrin, gay acid derivatives, 'methylcellulose, carboxymethylcellulose or Its salts, alginate, gelatin, polyvinylpyrrolidone, calcium carbonate, sodium hydrogen carbonate, magnesium carbonate, talc, magnesium stearate, arabia gum, polyethylene glycol, alkyl p-hydroxybenzoate, cetyl alcohol, syrup, ethanol, propylene Glycol, petrolatum, carbowax, glycerin, sodium chloride, sodium sulfite, sodium phosphate, citric acid, lactic acid, polylactic acid, polylactic acid monoglycolic acid, etc. It is below.
- the content of TZT-107 or its salt in the above-mentioned preparations can be changed according to the dosage form, etc., but in the case of solid and semi-solid forms, it is generally 0.1 to 50% by weight. It is desirable to contain TZT-107 or a salt thereof at a concentration in the range, and in liquid form, in a range from 0.05 to 10% by weight.
- the crystals of TZT-127 or a salt thereof are preferably used as an active ingredient of an antitumor agent, particularly in the form of an injection preparation or an oral administration preparation.
- melting points were measured using a Yamato melting point measuring apparatus (MP-21 type).
- the infrared absorption spectrum was measured by the Perkin-Elmer FT-IR spectroraeter (1600 Series) by the Japanese Pharmacopoeia general test method paste method.
- the UV absorption spectrum was measured using a Hitachi U-3210 spectrophotometer, using a 0.01 mol / L hydrochloric acid-ethanol (95) solution of TZT-1027 by the Japanese Pharmacopoeia general test method and photometric method.
- Nuclear magnetic resonance spectrum was measured using JE0L JNM-LA500 FT-NME spectrometer. Tetramethylsilane (TMS) was used as an internal standard in deuterated chloroform.
- Powder X-ray diffraction was measured using a MAC Science Powder X-ray Diffraction system (MXP 3 ).
- the optical rotation was measured using a JASCO DIP-140 digital polarimeter with a layer length of 100 mm and a sodium D line for an ethanol (95) solution of TZT-1027.
- the X-ray diffraction data of the crystal was measured by a four-axis diffractometer (EIGAKU AFC7R) using Cu- ⁇ rays, the initial phase was determined by the direct method, and the structure was refined by SHELXL-93.
- EIGAKU AFC7R four-axis diffractometer
- the precipitated crude crystals are collected by filtration, 25 ml of ethyl acetate is added thereto, and the crude crystals are completely dissolved at a temperature of about 40 to 60 ° C. until the distillation amount of the ethyl acetate becomes about 15 ml.
- the concentrated solution is gradually cooled while stirring in a water bath until the temperature reaches approximately 30 ° C, and then n-pentane 2 Oml is divided into three portions while continuing to cool gradually until the bath temperature reaches 1 ° C. And drop it. After the dropwise addition, the mixture is further stirred for 30 minutes at a bath temperature of 10 ° C, and then left at room temperature for 30 minutes.
- Table 1 shows the data of powder X-ray diffraction.
- Example 2 Omg of the crystalline powder of TZT-1027 obtained in Example 1 was dissolved in 0.5 mL of ethyl acetate, and 0.5 mL of n-pentane was added. The sample tube containing this solution was placed in a container containing 5 mL of ⁇ -pentane, and sealed. About 0. After leaving it in a refrigerator kept at C for 5 days, crystals suitable for single crystal structure analysis were obtained.
- Table 2 below shows the crystal data in the single crystal structure analysis.
- Crystal color colorless Crystal outline: prismatic
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Molecular Biology (AREA)
- Genetics & Genomics (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Peptides Or Proteins (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Medicinal Preparation (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
Claims
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE60228459T DE60228459D1 (de) | 2001-09-20 | 2002-09-19 | Tetrapeptid-derivat-kristalle |
| CA2460956A CA2460956C (en) | 2001-09-20 | 2002-09-19 | Tetrapeptide derivative crystals |
| DK02799487T DK1428530T3 (da) | 2001-09-20 | 2002-09-19 | Tetrapeptidderivatkrystaller |
| US10/490,340 US7008928B2 (en) | 2001-09-20 | 2002-09-19 | Tetrapeptide derivative TZT-1027 crystal |
| EP02799487A EP1428530B1 (en) | 2001-09-20 | 2002-09-19 | Tetrapeptide derivative crystals |
| KR1020047002898A KR100901096B1 (ko) | 2001-09-20 | 2002-09-19 | 테트라펩티드 유도체의 결정 |
| AU2002362579A AU2002362579B2 (en) | 2001-09-20 | 2002-09-19 | Tetrapeptide derivative crystals |
| JP2003530282A JP4060794B2 (ja) | 2001-09-20 | 2002-09-19 | テトラペプチド誘導体の結晶 |
| US11/180,582 US7385029B2 (en) | 2001-09-20 | 2005-07-14 | Method of making tetrapeptide derivative TZT-1027 crystal |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001286674 | 2001-09-20 | ||
| JP2001/286674 | 2001-09-20 |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US10490340 A-371-Of-International | 2002-09-19 | ||
| US11/180,582 Division US7385029B2 (en) | 2001-09-20 | 2005-07-14 | Method of making tetrapeptide derivative TZT-1027 crystal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2003026645A1 true WO2003026645A1 (en) | 2003-04-03 |
| WO2003026645A8 WO2003026645A8 (en) | 2004-09-30 |
Family
ID=19109609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2002/009628 Ceased WO2003026645A1 (en) | 2001-09-20 | 2002-09-19 | Tetrapeptide derivative crystals |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US7008928B2 (ja) |
| EP (1) | EP1428530B1 (ja) |
| JP (1) | JP4060794B2 (ja) |
| KR (1) | KR100901096B1 (ja) |
| CN (2) | CN1834088A (ja) |
| AT (1) | ATE405578T1 (ja) |
| AU (1) | AU2002362579B2 (ja) |
| CA (1) | CA2460956C (ja) |
| DE (1) | DE60228459D1 (ja) |
| DK (1) | DK1428530T3 (ja) |
| ES (1) | ES2309233T3 (ja) |
| WO (1) | WO2003026645A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291683B (zh) * | 2004-11-24 | 2011-08-17 | 纽普罗研究有限公司 | 治疗疾病的方法和组合物 |
| WO2007112453A2 (en) * | 2006-03-28 | 2007-10-04 | Neopro Labs, Llc | Methods amd compositions for treating conditions |
| WO2008144675A1 (en) * | 2007-05-17 | 2008-11-27 | Neopro Labs, Llc | Crystalline and amorphous forms of peptide |
| WO2009012472A2 (en) * | 2007-07-18 | 2009-01-22 | Neopro Labs, Llc | Methods and compositions for treating conditions |
| SG11201609739UA (en) * | 2014-05-28 | 2016-12-29 | Agensys Inc | Derivatives of dolaproine-dolaisoleuine peptides |
| EP3325497B1 (en) * | 2015-07-24 | 2020-09-02 | Arizona Board of Regents on behalf of Arizona State University | Quinstatin compounds |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993003054A1 (fr) * | 1991-08-09 | 1993-02-18 | Teikoku Hormone Mfg. Co., Ltd. | Nouveau derive de tetrapeptide |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4978744A (en) * | 1989-01-27 | 1990-12-18 | Arizona Board Of Regents | Synthesis of dolastatin 10 |
| US6034065A (en) * | 1992-12-03 | 2000-03-07 | Arizona Board Of Regents | Elucidation and synthesis of antineoplastic tetrapeptide phenethylamides of dolastatin 10 |
-
2002
- 2002-09-19 DE DE60228459T patent/DE60228459D1/de not_active Expired - Lifetime
- 2002-09-19 CN CNA2006100043182A patent/CN1834088A/zh active Pending
- 2002-09-19 AU AU2002362579A patent/AU2002362579B2/en not_active Ceased
- 2002-09-19 CN CNB028185250A patent/CN1309413C/zh not_active Expired - Fee Related
- 2002-09-19 DK DK02799487T patent/DK1428530T3/da active
- 2002-09-19 AT AT02799487T patent/ATE405578T1/de active
- 2002-09-19 ES ES02799487T patent/ES2309233T3/es not_active Expired - Lifetime
- 2002-09-19 JP JP2003530282A patent/JP4060794B2/ja not_active Expired - Fee Related
- 2002-09-19 WO PCT/JP2002/009628 patent/WO2003026645A1/ja not_active Ceased
- 2002-09-19 CA CA2460956A patent/CA2460956C/en not_active Expired - Fee Related
- 2002-09-19 EP EP02799487A patent/EP1428530B1/en not_active Expired - Lifetime
- 2002-09-19 KR KR1020047002898A patent/KR100901096B1/ko not_active Expired - Fee Related
- 2002-09-19 US US10/490,340 patent/US7008928B2/en not_active Expired - Lifetime
-
2005
- 2005-07-14 US US11/180,582 patent/US7385029B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993003054A1 (fr) * | 1991-08-09 | 1993-02-18 | Teikoku Hormone Mfg. Co., Ltd. | Nouveau derive de tetrapeptide |
Non-Patent Citations (1)
| Title |
|---|
| PETTIT, G.R. ET AL: "The dolastatins. 21. Synthesis, X-ray crystal structure and molecular modeling of (6R)-isodolastatin 10, pettit", JOURNAL OF ORGANIC CHEMISTRY, vol. 59, no. 21, 21 October 1994 (1994-10-21), pages 6127 - 6130, XP002962943 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1428530B1 (en) | 2008-08-20 |
| CA2460956C (en) | 2010-12-21 |
| ATE405578T1 (de) | 2008-09-15 |
| CN1309413C (zh) | 2007-04-11 |
| US7008928B2 (en) | 2006-03-07 |
| EP1428530A8 (en) | 2005-01-26 |
| KR100901096B1 (ko) | 2009-06-08 |
| WO2003026645A8 (en) | 2004-09-30 |
| CN1556701A (zh) | 2004-12-22 |
| DE60228459D1 (de) | 2008-10-02 |
| ES2309233T3 (es) | 2008-12-16 |
| EP1428530A4 (en) | 2005-03-30 |
| US7385029B2 (en) | 2008-06-10 |
| KR20040036922A (ko) | 2004-05-03 |
| CA2460956A1 (en) | 2003-04-03 |
| JP4060794B2 (ja) | 2008-03-12 |
| JPWO2003026645A1 (ja) | 2005-01-06 |
| AU2002362579B2 (en) | 2007-09-06 |
| EP1428530A1 (en) | 2004-06-16 |
| DK1428530T3 (da) | 2008-12-01 |
| CN1834088A (zh) | 2006-09-20 |
| US20040254343A1 (en) | 2004-12-16 |
| US20050267041A1 (en) | 2005-12-01 |
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