FR2179177B1 - - Google Patents
Info
- Publication number
- FR2179177B1 FR2179177B1 FR7312328A FR7312328A FR2179177B1 FR 2179177 B1 FR2179177 B1 FR 2179177B1 FR 7312328 A FR7312328 A FR 7312328A FR 7312328 A FR7312328 A FR 7312328A FR 2179177 B1 FR2179177 B1 FR 2179177B1
- Authority
- FR
- France
- 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
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
- C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00241425A US3824238A (en) | 1972-04-05 | 1972-04-05 | Method for the purification of 7-amino-desacetoxycephalosporanic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2179177A1 FR2179177A1 (https=) | 1973-11-16 |
| FR2179177B1 true FR2179177B1 (https=) | 1977-01-07 |
Family
ID=22910645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7312328A Expired FR2179177B1 (https=) | 1972-04-05 | 1973-04-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3824238A (https=) |
| JP (1) | JPS561320B2 (https=) |
| DE (1) | DE2315257A1 (https=) |
| FR (1) | FR2179177B1 (https=) |
| GB (1) | GB1421204A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5120298B2 (https=) * | 1972-05-17 | 1976-06-24 | ||
| US4028355A (en) * | 1974-01-23 | 1977-06-07 | Smithkline Corporation | Cephalosporin purification process |
| CN115710595B (zh) * | 2022-09-29 | 2025-07-08 | 国药集团威奇达药业有限公司 | 从头孢羟氨苄结晶母液中回收7-氨基去乙酰氧基头孢烷酸和d-对羟基苯甘氨酸的方法 |
Family Cites Families (1)
| 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 |
-
1972
- 1972-04-05 US US00241425A patent/US3824238A/en not_active Expired - Lifetime
-
1973
- 1973-03-20 GB GB1329373A patent/GB1421204A/en not_active Expired
- 1973-03-27 DE DE2315257A patent/DE2315257A1/de not_active Ceased
- 1973-04-03 JP JP3820673A patent/JPS561320B2/ja not_active Expired
- 1973-04-05 FR FR7312328A patent/FR2179177B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2179177A1 (https=) | 1973-11-16 |
| JPS561320B2 (https=) | 1981-01-13 |
| US3824238A (en) | 1974-07-16 |
| DE2315257A1 (de) | 1973-10-25 |
| GB1421204A (en) | 1976-01-14 |
| JPS497298A (https=) | 1974-01-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |