ATE420884T1 - Verbessertes fällungsverfahren von 7- aminocephalosporansäure - Google Patents
Verbessertes fällungsverfahren von 7- aminocephalosporansäureInfo
- Publication number
- ATE420884T1 ATE420884T1 AT98932105T AT98932105T ATE420884T1 AT E420884 T1 ATE420884 T1 AT E420884T1 AT 98932105 T AT98932105 T AT 98932105T AT 98932105 T AT98932105 T AT 98932105T AT E420884 T1 ATE420884 T1 AT E420884T1
- Authority
- AT
- Austria
- Prior art keywords
- precipitation process
- aminocephalosporanic acid
- improved precipitation
- improved
- aminocephalosporanic
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cephalosporin Compounds (AREA)
- Peptides Or Proteins (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT95197A AT404833B (de) | 1997-06-04 | 1997-06-04 | Verfahren zur isolierung der 7-aminocephalosporansäure (7-aca) |
AT111297A AT404834B (de) | 1997-06-30 | 1997-06-30 | Verfahren zur isolierung der 7-aminocephalosporansäure (7-aca) |
EP98932105A EP0986565B1 (de) | 1997-06-04 | 1998-06-02 | Verbessertes fällungsverfahren von 7-aminocephalosporansäure |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE420884T1 true ATE420884T1 (de) | 2009-01-15 |
Family
ID=25594420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT98932105T ATE420884T1 (de) | 1997-06-04 | 1998-06-02 | Verbessertes fällungsverfahren von 7- aminocephalosporansäure |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP0986565B1 (de) |
JP (1) | JP3658000B2 (de) |
KR (1) | KR100748387B1 (de) |
CN (1) | CN1158289C (de) |
AR (1) | AR012903A1 (de) |
AT (1) | ATE420884T1 (de) |
AU (1) | AU735188B2 (de) |
BR (1) | BR9809916A (de) |
CA (1) | CA2292618C (de) |
DE (1) | DE69840475D1 (de) |
DK (1) | DK0986565T3 (de) |
ES (1) | ES2320940T3 (de) |
SI (1) | SI0986565T1 (de) |
SK (1) | SK165399A3 (de) |
WO (1) | WO1998055484A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003031451A1 (en) * | 2001-10-06 | 2003-04-17 | Ckd Bio Corp. | Method for crystallization of 7-aminocephalosporanic acid |
CN102321099A (zh) * | 2011-08-15 | 2012-01-18 | 华北制药河北华民药业有限责任公司 | 一种头孢烷酸的结晶方法 |
CN104402905B (zh) * | 2014-10-30 | 2017-02-01 | 华北制药河北华民药业有限责任公司 | 从7‑氨基头孢烷酸母液中回收7‑氨基头孢烷酸的方法 |
CN104557976A (zh) * | 2014-12-31 | 2015-04-29 | 西安蓝晓科技新材料股份有限公司 | 一种7-aca结晶母液回收的工艺 |
CN106117245B (zh) * | 2016-06-16 | 2019-01-22 | 天俱时工程科技集团有限公司 | 一种从7-aca结晶母液中直接回收7-aca的方法 |
CN109553628B (zh) * | 2017-09-25 | 2021-03-09 | 联邦制药(内蒙古)有限公司 | 一种消除7-aca成品泡沫的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1104938A (en) * | 1964-05-28 | 1968-03-06 | Glaxo Lab Ltd | Improvements in or relating to 7-aminocephalosporanic acid |
JPS4927197B1 (de) * | 1968-10-07 | 1974-07-16 | ||
US3507862A (en) * | 1968-12-26 | 1970-04-21 | Lilly Co Eli | Cleavage of cephalosporin c |
ES414153A1 (es) * | 1972-05-01 | 1976-06-01 | Lilly Co Eli | Un procedimiento de escision del grupo 7-carboxamido de unacefalosporina. |
DE2222094A1 (de) * | 1972-05-05 | 1973-11-15 | Hoechst Ag | Verfahren zur herstellung von aminoazetidinonen |
BE824028A (fr) * | 1974-01-23 | 1975-06-30 | Procede pour la purification de cephalosporines comportant un groupe acide carboxylique libre | |
AT367060B (de) * | 1979-01-25 | 1982-05-25 | Biochemie Gmbh | Verfahren zur herstellung neuer cephalosporinderivate |
GB9322826D0 (en) * | 1992-11-25 | 1993-12-22 | Zeneca Ltd | Compound |
WO1994012504A1 (en) * | 1992-12-02 | 1994-06-09 | Fujisawa Pharmaceutical Co., Ltd. | Method of purifying 7-aminocephalosporanic acid |
-
1998
- 1998-06-02 BR BR9809916-7A patent/BR9809916A/pt not_active IP Right Cessation
- 1998-06-02 DK DK98932105T patent/DK0986565T3/da active
- 1998-06-02 WO PCT/EP1998/003278 patent/WO1998055484A1/en active IP Right Grant
- 1998-06-02 CA CA002292618A patent/CA2292618C/en not_active Expired - Fee Related
- 1998-06-02 KR KR1019997011246A patent/KR100748387B1/ko not_active IP Right Cessation
- 1998-06-02 AT AT98932105T patent/ATE420884T1/de not_active IP Right Cessation
- 1998-06-02 ES ES98932105T patent/ES2320940T3/es not_active Expired - Lifetime
- 1998-06-02 DE DE69840475T patent/DE69840475D1/de not_active Expired - Lifetime
- 1998-06-02 AU AU82120/98A patent/AU735188B2/en not_active Ceased
- 1998-06-02 SI SI9830917T patent/SI0986565T1/sl unknown
- 1998-06-02 SK SK1653-99A patent/SK165399A3/sk unknown
- 1998-06-02 EP EP98932105A patent/EP0986565B1/de not_active Expired - Lifetime
- 1998-06-02 AR ARP980102575A patent/AR012903A1/es unknown
- 1998-06-02 JP JP50148099A patent/JP3658000B2/ja not_active Expired - Lifetime
- 1998-06-02 CN CNB988058057A patent/CN1158289C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU735188B2 (en) | 2001-07-05 |
CN1259133A (zh) | 2000-07-05 |
CA2292618C (en) | 2007-07-31 |
AU8212098A (en) | 1998-12-21 |
AR012903A1 (es) | 2000-11-22 |
CA2292618A1 (en) | 1998-12-10 |
JP3658000B2 (ja) | 2005-06-08 |
KR20010029543A (ko) | 2001-04-06 |
BR9809916A (pt) | 2000-10-03 |
SK165399A3 (en) | 2000-05-16 |
KR100748387B1 (ko) | 2007-08-10 |
JP2001507717A (ja) | 2001-06-12 |
EP0986565B1 (de) | 2009-01-14 |
DE69840475D1 (de) | 2009-03-05 |
EP0986565A1 (de) | 2000-03-22 |
SI0986565T1 (sl) | 2009-06-30 |
DK0986565T3 (da) | 2009-04-20 |
CN1158289C (zh) | 2004-07-21 |
ES2320940T3 (es) | 2009-05-29 |
WO1998055484A1 (en) | 1998-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |