PH24594A - Substantially anhydrous crystalline cefadroxil and method for producing it - Google Patents
Substantially anhydrous crystalline cefadroxil and method for producing itInfo
- Publication number
- PH24594A PH24594A PH36728A PH36728A PH24594A PH 24594 A PH24594 A PH 24594A PH 36728 A PH36728 A PH 36728A PH 36728 A PH36728 A PH 36728A PH 24594 A PH24594 A PH 24594A
- Authority
- PH
- Philippines
- Prior art keywords
- cefadroxil
- substantially anhydrous
- anhydrous crystalline
- producing
- crystalline cefadroxil
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/02—Preparation
- C07D501/12—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB878714180A GB8714180D0 (en) | 1987-06-17 | 1987-06-17 | Anhydrous crystalline cefadroxil |
| US07/825,737 US5329001A (en) | 1987-06-17 | 1992-01-27 | Substantially anhydrous crystalline cefadroxil and method for producing it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PH24594A true PH24594A (en) | 1990-08-17 |
Family
ID=26292369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH36728A PH24594A (en) | 1987-06-17 | 1988-04-04 | Substantially anhydrous crystalline cefadroxil and method for producing it |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US5329001A (da) |
| EP (1) | EP0295333B1 (da) |
| JP (1) | JPS63316785A (da) |
| KR (1) | KR950011744B1 (da) |
| CN (1) | CN1022922C (da) |
| AT (1) | ATE78257T1 (da) |
| AU (1) | AU595410B2 (da) |
| CA (1) | CA1339213C (da) |
| DE (1) | DE3780454T2 (da) |
| DK (1) | DK680487A (da) |
| ES (1) | ES2051724T3 (da) |
| FI (1) | FI87787C (da) |
| GB (1) | GB8714180D0 (da) |
| GR (1) | GR3005733T3 (da) |
| HK (1) | HK32793A (da) |
| NO (1) | NO168360C (da) |
| PH (1) | PH24594A (da) |
| PT (1) | PT86525B (da) |
| SU (1) | SU1595340A3 (da) |
| YU (1) | YU44650B (da) |
| ZA (1) | ZA879700B (da) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4898938A (en) * | 1987-08-03 | 1990-02-06 | Rifar S.R.L. | Method for preparing crystalline cefadroxil monohydrate |
| IL161448A0 (en) | 2001-10-24 | 2004-09-27 | Sepracor Inc | Method of resolving amlodipine racemate |
| US20040077849A1 (en) * | 2002-10-16 | 2004-04-22 | Orchid Chemicals & Pharmaceuticals Limited | Process for the preparation of cefadroxil |
| CN1311830C (zh) * | 2004-02-27 | 2007-04-25 | 石药集团中奇制药技术（石家庄）有限公司 | 头孢羟氨苄口腔崩解片及其制备方法 |
| CN101448842A (zh) * | 2006-05-19 | 2009-06-03 | 帝斯曼知识产权资产管理有限公司 | 一种用于结晶头孢羟氨苄的方法 |
| CN102134250B (zh) * | 2011-01-19 | 2013-03-13 | 天津大学 | 一种头孢羟氨苄单水合物的结晶方法及结晶 |
| CN105534937B (zh) * | 2015-12-30 | 2019-12-03 | 石药集团欧意药业有限公司 | 一种头孢羟氨苄片剂及其制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2163514A1 (de) * | 1971-12-21 | 1973-07-05 | Toyama Chemical Co Ltd | Verfahren zur herstellung von cephalosporinen |
| BE793191A (fr) * | 1971-12-28 | 1973-06-22 | Toyama Chemical Co Ltd | Procede pour produire des acides 7-acylamido-3-cephem-4- carboxyliques |
| US3985741A (en) * | 1972-09-15 | 1976-10-12 | Bristol-Myers Company | Production of p-hydroxycephalexin |
| GB1532682A (en) * | 1976-04-27 | 1978-11-22 | Bristol Myers Co | Process for the preparation of cephadroxil |
| DE3313818A1 (de) * | 1983-04-16 | 1984-10-18 | Hoechst Ag, 6230 Frankfurt | Neue kristallmodifikation von ceftazidim |
| JPS60231683A (ja) * | 1984-05-02 | 1985-11-18 | Teijin Ltd | セフアロスポリン誘導体その製造法及びそれを有効成分とする抗菌剤 |
| US4904776A (en) * | 1987-04-24 | 1990-02-27 | Rifar S.R.L. | Method for producing crystalline cefadroxil hemihydrate |
-
1987
- 1987-06-17 GB GB878714180A patent/GB8714180D0/en active Pending
- 1987-11-23 DE DE8787117225T patent/DE3780454T2/de not_active Expired - Lifetime
- 1987-11-23 EP EP87117225A patent/EP0295333B1/en not_active Expired - Lifetime
- 1987-11-23 ES ES87117225T patent/ES2051724T3/es not_active Expired - Lifetime
- 1987-11-23 AT AT87117225T patent/ATE78257T1/de not_active IP Right Cessation
- 1987-12-22 DK DK680487A patent/DK680487A/da not_active Application Discontinuation
- 1987-12-24 AU AU83041/87A patent/AU595410B2/en not_active Ceased
- 1987-12-28 ZA ZA879700A patent/ZA879700B/xx unknown
- 1987-12-29 CA CA000555491A patent/CA1339213C/en not_active Expired - Fee Related
- 1987-12-29 YU YU2428/87A patent/YU44650B/xx unknown
-
1988
- 1988-01-05 NO NO880027A patent/NO168360C/no unknown
- 1988-01-11 PT PT86525A patent/PT86525B/pt not_active IP Right Cessation
- 1988-01-11 KR KR1019880000124A patent/KR950011744B1/ko not_active IP Right Cessation
- 1988-01-25 SU SU884355130A patent/SU1595340A3/ru active
- 1988-02-04 JP JP63024867A patent/JPS63316785A/ja active Pending
- 1988-02-10 CN CN88100566A patent/CN1022922C/zh not_active Expired - Fee Related
- 1988-03-07 FI FI881039A patent/FI87787C/fi not_active IP Right Cessation
- 1988-04-04 PH PH36728A patent/PH24594A/en unknown
-
1992
- 1992-01-27 US US07/825,737 patent/US5329001A/en not_active Expired - Fee Related
- 1992-09-17 GR GR920402056T patent/GR3005733T3/el unknown
-
1993
- 1993-04-01 HK HK327/93A patent/HK32793A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATE78257T1 (de) | 1992-08-15 |
| EP0295333B1 (en) | 1992-07-15 |
| FI87787C (fi) | 1993-02-25 |
| PT86525B (pt) | 1992-07-31 |
| NO168360C (no) | 1992-02-12 |
| DK680487D0 (da) | 1987-12-22 |
| HK32793A (en) | 1993-04-08 |
| DE3780454D1 (de) | 1992-08-20 |
| ES2051724T3 (es) | 1994-07-01 |
| YU242887A (en) | 1988-12-31 |
| CN88100566A (zh) | 1988-12-28 |
| AU8304187A (en) | 1988-12-22 |
| PT86525A (en) | 1989-05-31 |
| FI87787B (fi) | 1992-11-13 |
| JPS63316785A (ja) | 1988-12-26 |
| FI881039A (fi) | 1988-12-18 |
| DK680487A (da) | 1988-12-18 |
| NO168360B (no) | 1991-11-04 |
| CN1022922C (zh) | 1993-12-01 |
| NO880027L (no) | 1988-12-19 |
| YU44650B (en) | 1990-10-31 |
| NO880027D0 (no) | 1988-01-05 |
| FI881039A0 (fi) | 1988-03-07 |
| DE3780454T2 (de) | 1992-12-17 |
| AU595410B2 (en) | 1990-03-29 |
| EP0295333A2 (en) | 1988-12-21 |
| US5329001A (en) | 1994-07-12 |
| EP0295333A3 (en) | 1989-10-18 |
| KR950011744B1 (ko) | 1995-10-09 |
| KR890000496A (ko) | 1989-03-15 |
| SU1595340A3 (ru) | 1990-09-23 |
| ZA879700B (da) | 1988-06-23 |
| CA1339213C (en) | 1997-08-05 |
| GB8714180D0 (en) | 1987-07-22 |
| GR3005733T3 (da) | 1993-06-07 |
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