DE60236295D1 - Verfahren zur herstellung von alpha-difluormethylornithin (dfmo) - Google Patents
Verfahren zur herstellung von alpha-difluormethylornithin (dfmo)Info
- Publication number
- DE60236295D1 DE60236295D1 DE60236295T DE60236295T DE60236295D1 DE 60236295 D1 DE60236295 D1 DE 60236295D1 DE 60236295 T DE60236295 T DE 60236295T DE 60236295 T DE60236295 T DE 60236295T DE 60236295 D1 DE60236295 D1 DE 60236295D1
- Authority
- DE
- Germany
- Prior art keywords
- difluoromethylornithin
- dfmo
- preparing alpha
- alpha
- preparing
- 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.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/26—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing carboxyl groups by reaction with HCN, or a salt thereof, and amines, or from aminonitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/24—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton
- C07C255/29—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton containing cyano groups and acylated amino groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/04—Formation of amino groups in compounds containing carboxyl groups
- C07C227/10—Formation of amino groups in compounds containing carboxyl groups with simultaneously increasing the number of carbon atoms in the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/16—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions not involving the amino or carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/22—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from lactams, cyclic ketones or cyclic oximes, e.g. by reactions involving Beckmann rearrangement
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
- C07C227/40—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
- C07C227/40—Separation; Purification
- C07C227/42—Crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/24—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton
- C07C255/28—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton containing cyano groups, amino groups and carboxyl groups, other than cyano groups, bound to the carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31583201P | 2001-08-29 | 2001-08-29 | |
| PCT/US2002/026990 WO2003020209A2 (en) | 2001-08-29 | 2002-08-23 | Processes for the production of alpha-difluoromethyl ornithine (dfmo) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE60236295D1 true DE60236295D1 (de) | 2010-06-17 |
Family
ID=23226251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60236295T Expired - Lifetime DE60236295D1 (de) | 2001-08-29 | 2002-08-23 | Verfahren zur herstellung von alpha-difluormethylornithin (dfmo) |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US6730809B2 (de) |
| EP (1) | EP1421058B1 (de) |
| JP (1) | JP2005501881A (de) |
| KR (1) | KR100668473B1 (de) |
| CN (2) | CN100478329C (de) |
| AR (1) | AR038450A1 (de) |
| AT (1) | ATE466836T1 (de) |
| AU (1) | AU2002331714B2 (de) |
| BR (1) | BR0212153A (de) |
| CA (1) | CA2457854C (de) |
| DE (1) | DE60236295D1 (de) |
| HK (1) | HK1083213A1 (de) |
| IL (2) | IL160314A0 (de) |
| MX (1) | MXPA04001837A (de) |
| NZ (1) | NZ531331A (de) |
| RU (1) | RU2004108856A (de) |
| WO (1) | WO2003020209A2 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7261878B2 (en) | 2001-08-10 | 2007-08-28 | The Gillette Company | Reduction of hair growth |
| US6730809B2 (en) * | 2001-08-29 | 2004-05-04 | Women First Healthcare, Inc. | Processes for the production of α-difluoromethyl ornithine (DFMO) |
| US7015349B2 (en) * | 2003-03-26 | 2006-03-21 | The Gillette Company | Reduction of hair growth |
| US20100120727A1 (en) * | 2008-11-12 | 2010-05-13 | Kyphia Pharmaceuticals, Inc. | Eflornithine Prodrugs, Conjugates and Salts, and Methods of Use Thereof |
| WO2011113005A2 (en) * | 2010-03-12 | 2011-09-15 | The Johns Hopkins University | Compositions and methods for combinations of oligoamines with 2-difluoromethylornithine (dfmo) |
| JP2012116776A (ja) * | 2010-11-30 | 2012-06-21 | Kyoto Univ | ホスホン酸ジエステル誘導体の製造法 |
| CN103724218B (zh) * | 2014-01-22 | 2015-08-12 | 呼伦贝尔东北阜丰生物科技有限公司 | 一种赖氨酸盐酸盐结晶新工艺 |
| CN105017244A (zh) * | 2014-04-16 | 2015-11-04 | 上海药明康德新药开发有限公司 | 顺反叔丁基-4-氧六氢化-1H-吡咯[3,4-c]吡啶-2(3H)-羧酸叔丁酯的合成方法 |
| JP2018507910A (ja) * | 2015-02-12 | 2018-03-22 | ジ・アリゾナ・ボード・オブ・リージェンツ・オン・ビハーフ・オブ・ジ・ユニバーシティ・オブ・アリゾナ | 神経芽細胞腫を治療する方法 |
| CN105660637B (zh) * | 2016-01-07 | 2018-04-24 | 南京中医药大学 | 防治当归早薹的药物及其应用 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4201788A (en) | 1976-10-20 | 1980-05-06 | University Patents, Inc. | Process for alleviating proliferative skin diseases |
| US4309442A (en) | 1977-07-11 | 1982-01-05 | Merrell Toraude Et Compagnie | Method for controlling fertility in mammals |
| US4413141A (en) | 1977-07-11 | 1983-11-01 | Merrell Toraude Et Compagnie | 2-(Difluoromethyl)-2,5-diaminopentanoic acid |
| US4421768A (en) | 1982-08-11 | 1983-12-20 | Merrell Toraude Et Compagnie | Fluorinated diamino-heptene and-heptyne derivatives |
| US4720489A (en) | 1984-10-15 | 1988-01-19 | Douglas Shander | Hair growth modification with ornithine decarboxylase inhibitors |
| CH672124A5 (en) | 1987-07-03 | 1989-10-31 | Lonza Ag | 2-di:fluoromethyl-2-cyanoethyl malonic acid lower alkyl ester(s) - obtd. by reacting di:alkyl-malonate with acrylonitrile, then with chloro:fluoromethane in presence of alkali, etc |
| US5096911A (en) | 1990-06-25 | 1992-03-17 | Ahluwalia Gurpreet S | Alteration of rate and character of hair growth |
| ES2109949T3 (es) | 1990-08-14 | 1998-02-01 | Joseph H Handelman | Alteracion enzimatica del crecimiento del pelo. |
| US5095007A (en) | 1990-10-24 | 1992-03-10 | Ahluwalia Gurpreet S | Alteration of rate and character of hair growth |
| US5648394A (en) | 1993-05-27 | 1997-07-15 | Boxall; Brian Alfred | Topical composition for inhibiting hair growth |
| US5851537A (en) | 1996-02-02 | 1998-12-22 | Cancer Technologies, Inc. | Topical application of α-DFMO for preventing skin cancer |
| AU5526898A (en) | 1996-12-13 | 1998-07-03 | Ilex Oncology, Inc. | Isomeric pharmaceutical formulation containing dfmo for the treatment of cancer |
| US6730809B2 (en) * | 2001-08-29 | 2004-05-04 | Women First Healthcare, Inc. | Processes for the production of α-difluoromethyl ornithine (DFMO) |
-
2002
- 2002-08-19 US US10/224,890 patent/US6730809B2/en not_active Expired - Lifetime
- 2002-08-23 AT AT02768695T patent/ATE466836T1/de not_active IP Right Cessation
- 2002-08-23 CN CNB2005100709165A patent/CN100478329C/zh not_active Expired - Fee Related
- 2002-08-23 AU AU2002331714A patent/AU2002331714B2/en not_active Ceased
- 2002-08-23 CN CNB028196414A patent/CN1279019C/zh not_active Expired - Fee Related
- 2002-08-23 EP EP02768695A patent/EP1421058B1/de not_active Expired - Lifetime
- 2002-08-23 KR KR1020047002674A patent/KR100668473B1/ko not_active IP Right Cessation
- 2002-08-23 CA CA002457854A patent/CA2457854C/en not_active Expired - Fee Related
- 2002-08-23 JP JP2003524523A patent/JP2005501881A/ja active Pending
- 2002-08-23 RU RU2004108856/04A patent/RU2004108856A/ru not_active Application Discontinuation
- 2002-08-23 DE DE60236295T patent/DE60236295D1/de not_active Expired - Lifetime
- 2002-08-23 MX MXPA04001837A patent/MXPA04001837A/es unknown
- 2002-08-23 IL IL16031402A patent/IL160314A0/xx unknown
- 2002-08-23 BR BR0212153-0A patent/BR0212153A/pt not_active IP Right Cessation
- 2002-08-23 NZ NZ531331A patent/NZ531331A/en not_active IP Right Cessation
- 2002-08-23 WO PCT/US2002/026990 patent/WO2003020209A2/en active Application Filing
- 2002-08-29 AR ARP020103242A patent/AR038450A1/es unknown
-
2004
- 2004-02-10 IL IL160314A patent/IL160314A/en not_active IP Right Cessation
- 2004-02-26 US US10/788,728 patent/US7012158B2/en not_active Expired - Lifetime
-
2006
- 2006-03-10 HK HK06103111.2A patent/HK1083213A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2003020209A2 (en) | 2003-03-13 |
| EP1421058A2 (de) | 2004-05-26 |
| AU2002331714B2 (en) | 2007-11-01 |
| HK1083213A1 (en) | 2006-06-30 |
| WO2003020209A3 (en) | 2004-03-04 |
| US7012158B2 (en) | 2006-03-14 |
| IL160314A0 (en) | 2004-07-25 |
| CN1680293A (zh) | 2005-10-12 |
| EP1421058A4 (de) | 2006-02-08 |
| CN100478329C (zh) | 2009-04-15 |
| US20030083384A1 (en) | 2003-05-01 |
| BR0212153A (pt) | 2004-07-13 |
| MXPA04001837A (es) | 2005-04-19 |
| ATE466836T1 (de) | 2010-05-15 |
| CN1564806A (zh) | 2005-01-12 |
| AR038450A1 (es) | 2005-01-19 |
| NZ531331A (en) | 2004-06-25 |
| KR20040064258A (ko) | 2004-07-16 |
| US6730809B2 (en) | 2004-05-04 |
| JP2005501881A (ja) | 2005-01-20 |
| CA2457854A1 (en) | 2003-03-13 |
| IL160314A (en) | 2009-11-18 |
| EP1421058B1 (de) | 2010-05-05 |
| US20040171876A1 (en) | 2004-09-02 |
| KR100668473B1 (ko) | 2007-01-12 |
| CA2457854C (en) | 2006-10-31 |
| RU2004108856A (ru) | 2005-09-20 |
| CN1279019C (zh) | 2006-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |