CH606005A5 - - Google Patents
Info
- Publication number
- CH606005A5 CH606005A5 CH1423576A CH1423576A CH606005A5 CH 606005 A5 CH606005 A5 CH 606005A5 CH 1423576 A CH1423576 A CH 1423576A CH 1423576 A CH1423576 A CH 1423576A CH 606005 A5 CH606005 A5 CH 606005A5
- Authority
- CH
- Switzerland
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
- C07D501/02—Preparation
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50135385A JPS5259186A (en) | 1975-11-11 | 1975-11-11 | Preparation of 3-cephem compounds by reduction |
Publications (1)
Publication Number | Publication Date |
---|---|
CH606005A5 true CH606005A5 (US08118993-20120221-C00002.png) | 1978-10-13 |
Family
ID=15150459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1423576A CH606005A5 (US08118993-20120221-C00002.png) | 1975-11-11 | 1976-11-11 |
Country Status (7)
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS543087A (en) * | 1977-06-03 | 1979-01-11 | Fujisawa Pharmaceut Co Ltd | Preparation of cephalosporin compound |
US4402803A (en) * | 1981-09-14 | 1983-09-06 | Eli Lilly And Company | Process for 3-hydrogen cephems |
JPH101482A (ja) * | 1996-06-13 | 1998-01-06 | Otsuka Chem Co Ltd | 3−ノルセフェム化合物の製造法 |
US9527866B2 (en) | 2012-10-29 | 2016-12-27 | Shionogi & Co., Ltd. | Processes for production of intermediates for 2-alkyl cephem compounds |
CN105315299B (zh) * | 2015-09-22 | 2017-06-27 | 盐城开元医药化工有限公司 | 一种头孢唑肟母核7‑anca的合成方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3929775A (en) * | 1970-12-08 | 1975-12-30 | Takeda Chemical Industries Ltd | Process for producing cephalosporin derivatives |
US3883518A (en) * | 1972-05-15 | 1975-05-13 | Merck & Co Inc | 3-Methylene cephalosporins |
-
1975
- 1975-11-11 JP JP50135385A patent/JPS5259186A/ja active Granted
-
1976
- 1976-11-05 CA CA264,971A patent/CA1069119A/en not_active Expired
- 1976-11-10 FR FR7634020A patent/FR2331564A1/fr active Granted
- 1976-11-11 US US05/740,967 patent/US4081595A/en not_active Expired - Lifetime
- 1976-11-11 GB GB47100/76A patent/GB1529598A/en not_active Expired
- 1976-11-11 DE DE2651509A patent/DE2651509C2/de not_active Expired
- 1976-11-11 CH CH1423576A patent/CH606005A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4081595A (en) | 1978-03-28 |
JPS5259186A (en) | 1977-05-16 |
DE2651509A1 (de) | 1977-05-18 |
JPS611434B2 (US08118993-20120221-C00002.png) | 1986-01-17 |
CA1069119A (en) | 1980-01-01 |
FR2331564B1 (US08118993-20120221-C00002.png) | 1979-02-23 |
GB1529598A (en) | 1978-10-25 |
FR2331564A1 (fr) | 1977-06-10 |
DE2651509C2 (de) | 1986-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |