GB1445845A - Halopenam and halcepham compounds and the preparation thereof - Google Patents
Halopenam and halcepham compounds and the preparation thereofInfo
- Publication number
- GB1445845A GB1445845A GB3120973A GB3120973A GB1445845A GB 1445845 A GB1445845 A GB 1445845A GB 3120973 A GB3120973 A GB 3120973A GB 3120973 A GB3120973 A GB 3120973A GB 1445845 A GB1445845 A GB 1445845A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carboxylate
- trimethylsilyl
- methyl
- halopenam
- halcepham
- Prior art date
- 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
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; 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)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47065355A JPS4924995A (US20020095090A1-20020718-M00002.png) | 1972-06-29 | 1972-06-29 | |
JP47114105A JPS4970987A (US20020095090A1-20020718-M00002.png) | 1972-11-14 | 1972-11-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1445845A true GB1445845A (en) | 1976-08-11 |
Family
ID=26406498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3120973A Expired GB1445845A (en) | 1972-06-29 | 1973-06-29 | Halopenam and halcepham compounds and the preparation thereof |
Country Status (6)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2143211B1 (US20020095090A1-20020718-M00002.png) * | 1971-06-24 | 1975-10-31 | Fujisawa Pharmaceutical Co | |
GB1576219A (en) * | 1976-12-31 | 1980-10-01 | Connlab Holdings Ltd | Thiazoleneazetidinone derivatives |
US4187221A (en) * | 1976-12-31 | 1980-02-05 | Connlab Holdings Limited | Process for preparing azetidinones |
US4340539A (en) * | 1980-01-21 | 1982-07-20 | Bristol-Myers Company | Derivatives of 6-bromo penicillanic acid |
JPS6212783A (ja) * | 1985-06-01 | 1987-01-21 | エフ・ホフマン―ラ ロシユ アーゲー | (2,3)−α−メチレンペナム−3−カルボン酸及びその誘導体 |
US4855419A (en) * | 1987-06-16 | 1989-08-08 | University Of Cincinnati | Application of 4-[1-oxoalkyl]-2,5-oxazolidinediones in selective stereospecific formation of biologically active α-lactams |
US5006661A (en) * | 1987-06-16 | 1991-04-09 | University Of Cincinnati | Selective stereospecific biologically active beta-lactams |
IL92139A0 (en) * | 1988-10-31 | 1990-07-12 | Hoffmann La Roche | Penicillanic acid derivatives,their manufacture and pharmaceutical compositions containing them |
-
1973
- 1973-06-21 US US05/372,016 patent/US3989685A/en not_active Expired - Lifetime
- 1973-06-26 CH CH95673A patent/CH592666A5/xx not_active IP Right Cessation
- 1973-06-28 FR FR7323733A patent/FR2190421B1/fr not_active Expired
- 1973-06-29 GB GB3120973A patent/GB1445845A/en not_active Expired
- 1973-06-29 DE DE19732333256 patent/DE2333256A1/de active Pending
- 1973-06-29 CH CH58877A patent/CH593978A5/xx not_active IP Right Cessation
- 1973-06-29 NL NL7309165A patent/NL7309165A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2190421A1 (US20020095090A1-20020718-M00002.png) | 1974-02-01 |
CH593978A5 (US20020095090A1-20020718-M00002.png) | 1977-12-30 |
USB372016I5 (US20020095090A1-20020718-M00002.png) | 1976-03-09 |
US3989685A (en) | 1976-11-02 |
NL7309165A (US20020095090A1-20020718-M00002.png) | 1974-01-02 |
CH592666A5 (US20020095090A1-20020718-M00002.png) | 1977-10-31 |
FR2190421B1 (US20020095090A1-20020718-M00002.png) | 1976-10-22 |
DE2333256A1 (de) | 1974-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |