BR1100548KB1 - processes for the preparation of crystalline n-acetyl neuraminic acid derivatives. - Google Patents
processes for the preparation of crystalline n-acetyl neuraminic acid derivatives.Info
- Publication number
- BR1100548KB1 BR1100548KB1 BRPP1100548-KB1A BR1100548A BR1100548KB1 BR 1100548K B1 BR1100548K B1 BR 1100548KB1 BR 1100548 A BR1100548 A BR 1100548A BR 1100548K B1 BR1100548K B1 BR 1100548KB1
- Authority
- BR
- Brazil
- Prior art keywords
- crystalline
- processes
- preparation
- acid derivatives
- neuraminic acid
- Prior art date
Links
- SQVRNKJHWKZAKO-PFQGKNLYSA-N N-acetyl-beta-neuraminic acid Chemical class CC(=O)N[C@@H]1[C@@H](O)C[C@@](O)(C(O)=O)O[C@H]1[C@H](O)[C@H](O)CO SQVRNKJHWKZAKO-PFQGKNLYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D309/28—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Virology (AREA)
- Animal Behavior & Ethology (AREA)
- Communicable Diseases (AREA)
- Oncology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Saccharide Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB939325841A GB9325841D0 (en) | 1993-12-17 | 1993-12-17 | Chemical compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR1100548KB1 true BR1100548KB1 (en) | 2011-11-01 |
Family
ID=10746778
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9408340A BR9408340A (en) | 1993-12-17 | 1994-12-15 | 5-acetamido-2,3,4,5-tetradeoxy-4-guanidino-d-glycero-d-glacto-non-2-enotyranosonic acid form critaline process for the preparation of these and pharmaceutical formulation |
| BRPP1100548-KB1A BR1100548KB1 (en) | 1993-12-17 | 1997-05-13 | processes for the preparation of crystalline n-acetyl neuraminic acid derivatives. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9408340A BR9408340A (en) | 1993-12-17 | 1994-12-15 | 5-acetamido-2,3,4,5-tetradeoxy-4-guanidino-d-glycero-d-glacto-non-2-enotyranosonic acid form critaline process for the preparation of these and pharmaceutical formulation |
Country Status (43)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9325841D0 (en) * | 1993-12-17 | 1994-02-23 | Glaxo Group Ltd | Chemical compounds |
| US5952375A (en) | 1995-02-27 | 1999-09-14 | Gilead Sciences, Inc. | Compounds and methods for synthesis and therapy |
| US5866601A (en) * | 1995-02-27 | 1999-02-02 | Gilead Sciences, Inc. | Carbocyclic compounds |
| US5763483A (en) * | 1995-12-29 | 1998-06-09 | Gilead Sciences, Inc. | Carbocyclic compounds |
| ATE211468T1 (en) * | 1996-07-22 | 2002-01-15 | Sankyo Co | NEURAMIC ACID DERIVATIVES, THEIR PRODUCTION AND MEDICAL USE |
| US6340702B1 (en) | 1996-07-22 | 2002-01-22 | Sankyo Company, Limited | Neuraminic acid derivatives, their preparation and their medical use |
| US6451766B1 (en) | 1996-07-22 | 2002-09-17 | Sankyo Company, Limited | Neuraminic acid derivatives, their preparation and their medical use |
| US5859284A (en) * | 1996-08-23 | 1999-01-12 | Gilead Sciences, Inc. | Preparation of carbocyclic compounds |
| US6518438B2 (en) | 1996-08-23 | 2003-02-11 | Gilead Sciences, Inc. | Preparation of cyclohexene carboxylate derivatives |
| US5994377A (en) | 1996-10-21 | 1999-11-30 | Gilead Sciences, Inc. | Piperidine compounds |
| US5886213A (en) * | 1997-08-22 | 1999-03-23 | Gilead Sciences, Inc. | Preparation of carbocyclic compounds |
| TW477783B (en) * | 1997-12-12 | 2002-03-01 | Gilead Sciences Inc | Novel compounds useful as neuraminidase inhibitors and pharmaceutical compositions containing same |
| TWI291462B (en) | 2000-04-25 | 2007-12-21 | Daiichi Sankyo Co Ltd | Hydrate crystal of neuraminic acid compound |
| US20080063722A1 (en) * | 2006-09-08 | 2008-03-13 | Advanced Inhalation Research, Inc. | Composition of a Spray-Dried Powder for Pulmonary Delivery of a Long Acting Neuraminidase Inhibitor (LANI) |
| ES2640001T3 (en) * | 2011-12-16 | 2017-10-31 | Daiichi Sankyo Company, Limited | Production procedure of a derivative of neuraminic acid |
| CN109232677B (en) * | 2018-10-18 | 2021-12-28 | 中国科学院合肥物质科学研究院 | Method for converting N-acetylneuraminic acid hydrate into N-acetylneuraminic acid |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU469694A1 (en) * | 1972-12-22 | 1975-05-05 | Московский Ордена Трудового Красного Знамени Институт Тонкой Химической Технологии Им.М.В.Ломоносова | The method of obtaining 2-alkoxy-6-alkyl (aryl) - -dihydropyran |
| CZ288492B6 (en) * | 1990-04-24 | 2001-06-13 | Biota Scient Management | Derivatives of alpha-D-neuraminic acid, process of their preparation, their use and pharmaceutical preparations based thereon |
| CA2081068C (en) * | 1991-10-23 | 2005-11-29 | Laurence Mark Von Itzstein | Antiviral 4-substituted-2-deoxy-2,3-didehydro-derivatives of .alpha.-d-neuraminic acid |
| GB9126725D0 (en) * | 1991-12-17 | 1992-02-12 | Glaxo Group Ltd | Process |
| US5639786A (en) | 1992-12-04 | 1997-06-17 | Biota Scientific Management, Pty., Ltd. | Antiviral 4-substituted-2-deoxy-2,3-didehydro-derivatives of α-D-neuraninic acid |
| GB9325841D0 (en) * | 1993-12-17 | 1994-02-23 | Glaxo Group Ltd | Chemical compounds |
-
1993
- 1993-12-17 GB GB939325841A patent/GB9325841D0/en active Pending
-
1994
- 1994-12-02 TW TW083111229A patent/TW452577B/en not_active IP Right Cessation
- 1994-12-13 IS IS4240A patent/IS4240A/en unknown
- 1994-12-15 KR KR1019960703180A patent/KR100403256B1/en not_active Expired - Lifetime
- 1994-12-15 WO PCT/EP1994/004154 patent/WO1995016680A1/en not_active Ceased
- 1994-12-15 PT PT95904472T patent/PT734382E/en unknown
- 1994-12-15 ES ES95904472T patent/ES2155517T3/en not_active Expired - Lifetime
- 1994-12-15 PE PE1994257245A patent/PE31095A1/en not_active Application Discontinuation
- 1994-12-15 MA MA23724A patent/MA23396A1/en unknown
- 1994-12-15 CO CO94056728A patent/CO4340619A1/en unknown
- 1994-12-15 SK SK785-96A patent/SK282972B6/en not_active IP Right Cessation
- 1994-12-15 RO RO96-01195A patent/RO114792B1/en unknown
- 1994-12-15 CA CA002177990A patent/CA2177990C/en not_active Expired - Lifetime
- 1994-12-15 MY MYPI94003357A patent/MY116221A/en unknown
- 1994-12-15 PL PL94315055A patent/PL186384B1/en unknown
- 1994-12-15 BR BR9408340A patent/BR9408340A/en not_active Application Discontinuation
- 1994-12-15 SG SG1996007725A patent/SG46669A1/en unknown
- 1994-12-15 EG EG79094A patent/EG20597A/en active
- 1994-12-15 AT AT95904472T patent/ATE199255T1/en active
- 1994-12-15 CN CN94194973A patent/CN1132829C/en not_active Expired - Lifetime
- 1994-12-15 HU HU9601642A patent/HU221971B1/en active IP Right Grant
- 1994-12-15 DK DK95904472T patent/DK0734382T3/en active
- 1994-12-15 SI SI9430333T patent/SI0734382T1/en unknown
- 1994-12-15 AP APAP/P/1994/000705A patent/AP541A/en active
- 1994-12-15 ZA ZA9410003A patent/ZA9410003B/en unknown
- 1994-12-15 SV SV1994000076A patent/SV1994000076A/en active IP Right Grant
- 1994-12-15 EP EP95904472A patent/EP0734382B1/en not_active Expired - Lifetime
- 1994-12-15 CN CNA2003101199989A patent/CN1502621A/en active Pending
- 1994-12-15 AP APAP/P/1996/000810A patent/AP9600810A0/en unknown
- 1994-12-15 CZ CZ19961693A patent/CZ289234B6/en not_active IP Right Cessation
- 1994-12-15 UA UA96062328A patent/UA46723C2/en unknown
- 1994-12-15 NZ NZ277789A patent/NZ277789A/en not_active IP Right Cessation
- 1994-12-15 DE DE69426726T patent/DE69426726T2/en not_active Expired - Lifetime
- 1994-12-15 HR HR941001A patent/HRP941001B1/en not_active IP Right Cessation
- 1994-12-15 RU RU96115122A patent/RU2134690C1/en active Protection Beyond IP Right Term
- 1994-12-15 JP JP51653195A patent/JP3317972B2/en not_active Expired - Lifetime
- 1994-12-15 EE EE9600135A patent/EE03353B1/en unknown
- 1994-12-16 IL IL11201194A patent/IL112011A/en not_active IP Right Cessation
- 1994-12-28 SA SA94150417A patent/SA94150417B1/en unknown
-
1996
- 1996-06-13 FI FI962464A patent/FI120453B/en not_active IP Right Cessation
- 1996-06-14 OA OA60842A patent/OA10325A/en unknown
- 1996-06-14 NO NO19962545A patent/NO314759B1/en not_active IP Right Cessation
- 1996-07-08 BG BG100709A patent/BG63338B1/en unknown
-
1997
- 1997-05-13 BR BRPP1100548-KB1A patent/BR1100548KB1/en unknown
-
1999
- 1999-07-02 US US09/346,583 patent/US6294572B1/en not_active Expired - Lifetime
-
2000
- 2000-01-06 OA OA1200000004A patent/OA11275A/en unknown
-
2001
- 2001-03-30 GR GR20010400531T patent/GR3035681T3/en unknown
- 2001-09-24 US US09/961,074 patent/US20020037865A1/en not_active Abandoned
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