BE801598A - Composes hydroxyles - Google Patents
Composes hydroxylesInfo
- Publication number
- BE801598A BE801598A BE132846A BE132846A BE801598A BE 801598 A BE801598 A BE 801598A BE 132846 A BE132846 A BE 132846A BE 132846 A BE132846 A BE 132846A BE 801598 A BE801598 A BE 801598A
- Authority
- BE
- Belgium
- Prior art keywords
- hydroxyl compounds
- hydroxyl
- compounds
- Prior art date
Links
- -1 HYDROXYL COMPOUNDS Chemical class 0.000 title 1
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH978972A CH591500A5 (ja) | 1972-06-29 | 1972-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE801598A true BE801598A (fr) | 1973-12-28 |
Family
ID=4355659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE132846A BE801598A (fr) | 1972-06-29 | 1973-06-28 | Composes hydroxyles |
Country Status (8)
Country | Link |
---|---|
US (1) | US3989695A (ja) |
JP (1) | JPS5934714B2 (ja) |
BE (1) | BE801598A (ja) |
CH (1) | CH591500A5 (ja) |
DE (1) | DE2331078C2 (ja) |
FR (1) | FR2190417B1 (ja) |
GB (1) | GB1420160A (ja) |
NL (1) | NL7309135A (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4301278A (en) * | 1974-02-26 | 1981-11-17 | Ciba-Geigy Corporation | Process for the manufacture of enol derivatives |
US4147864A (en) * | 1975-02-20 | 1979-04-03 | Ciba-Geigy Corporation | Process for the manufacture of 7β-amino-3-cephem-3-ol-4 carboxylic acid compounds |
US4370326A (en) * | 1977-09-13 | 1983-01-25 | Fujisawa Pharmaceutical Co., Ltd. | Cephem compounds and composition |
US4379922A (en) * | 1978-09-12 | 1983-04-12 | Fujisawa Pharmaceutical Co., Ltd. | Cepham compounds |
US4301279A (en) * | 1979-02-23 | 1981-11-17 | Ciba-Geigy Corporation | Process for the production of 3-hydroxy compounds |
JPH0645625B2 (ja) * | 1984-12-28 | 1994-06-15 | 塩野義製薬株式会社 | ヒドロキシセフアムカルボン酸エステルの製造法 |
JPS6190A (ja) * | 1984-06-08 | 1986-01-06 | Shionogi & Co Ltd | ヒドロキシセフアムカルボン酸エステルの製法 |
US4647658A (en) * | 1984-06-08 | 1987-03-03 | Shionogi & Co., Ltd. | Process for preparing aminohydroxycephamcarboxylates |
JPS6322813U (ja) * | 1986-07-25 | 1988-02-15 | ||
JPS6388208U (ja) * | 1986-11-27 | 1988-06-08 | ||
US5604222A (en) * | 1993-12-27 | 1997-02-18 | Lupin Laboratories, Ltd. | Method for the preparation of 2-chloro sulfinyl azetidinones |
US5578721A (en) * | 1994-07-11 | 1996-11-26 | Lupin Laboratories Limited | Process for preparation of 3-exomethylene cepham sulfoxide esters |
JP4418043B2 (ja) | 1998-10-07 | 2010-02-17 | 大塚化学株式会社 | β−ヒドロキシエステルの製造法 |
CN103755725B (zh) * | 2013-12-26 | 2016-05-18 | 浙江工业大学 | 7β-苯乙酰氨基-3-无-3-头孢烯-4-羧酸二苯甲酯的制备方法 |
CN110437257B (zh) * | 2019-08-28 | 2021-01-12 | 河北恒百药业有限公司 | 一种头孢唑肟中间体7-anca的制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3846416A (en) * | 1967-08-21 | 1974-11-05 | Glaxo Lab Ltd | Cephalosporin compounds |
GB1241656A (en) * | 1967-08-21 | 1971-08-04 | Glaxo Lab Ltd | Improvements in or relating to cephalosporin compounds |
US3668202A (en) * | 1970-02-24 | 1972-06-06 | Lilly Co Eli | Process for preparing cepham compounds |
US3668201A (en) * | 1970-02-24 | 1972-06-06 | Lilly Co Eli | Cepham compounds |
GB1308822A (en) * | 1970-04-14 | 1973-03-07 | Beecham Group Ltd | 4-isopropylidene-3-oxocephams |
IL37879A (en) * | 1970-10-27 | 1974-12-31 | Ciba Geigy Ag | 3-unsubstituted cephalosporin derivatives,process for their manufacture and compositions containing them |
-
1972
- 1972-06-29 CH CH978972A patent/CH591500A5/xx not_active IP Right Cessation
-
1973
- 1973-06-19 DE DE2331078A patent/DE2331078C2/de not_active Expired
- 1973-06-26 FR FR7323234A patent/FR2190417B1/fr not_active Expired
- 1973-06-26 US US05/373,817 patent/US3989695A/en not_active Expired - Lifetime
- 1973-06-27 GB GB3053873A patent/GB1420160A/en not_active Expired
- 1973-06-28 BE BE132846A patent/BE801598A/xx not_active IP Right Cessation
- 1973-06-29 JP JP48074356A patent/JPS5934714B2/ja not_active Expired
- 1973-06-29 NL NL7309135A patent/NL7309135A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS5934714B2 (ja) | 1984-08-24 |
JPS4949989A (ja) | 1974-05-15 |
US3989695A (en) | 1976-11-02 |
GB1420160A (en) | 1976-01-07 |
FR2190417B1 (ja) | 1976-08-13 |
NL7309135A (ja) | 1974-01-02 |
CH591500A5 (ja) | 1977-09-30 |
DE2331078A1 (de) | 1974-01-17 |
FR2190417A1 (ja) | 1974-02-01 |
DE2331078C2 (de) | 1984-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIBA GEIGY A.G. Effective date: 19860630 |