CH618702A5 - - Google Patents
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- Publication number
- CH618702A5 CH618702A5 CH1481775A CH1481775A CH618702A5 CH 618702 A5 CH618702 A5 CH 618702A5 CH 1481775 A CH1481775 A CH 1481775A CH 1481775 A CH1481775 A CH 1481775A CH 618702 A5 CH618702 A5 CH 618702A5
- Authority
- CH
- Switzerland
- Prior art keywords
- tert
- group
- carbon atoms
- cephem
- singlet
- 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
- 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
-
- 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
- C07D501/57—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with a further substituent in position 7, e.g. cephamycines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49131761A JPS5159890A (en) | 1974-11-15 | 1974-11-15 | 77 arukokishisefuarosuhorinjudotaino seizoho |
Publications (1)
Publication Number | Publication Date |
---|---|
CH618702A5 true CH618702A5 (zh) | 1980-08-15 |
Family
ID=15065546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1481775A CH618702A5 (zh) | 1974-11-15 | 1975-11-14 |
Country Status (10)
Country | Link |
---|---|
US (1) | US4048155A (zh) |
JP (1) | JPS5159890A (zh) |
CA (1) | CA1059990A (zh) |
CH (1) | CH618702A5 (zh) |
DE (1) | DE2550867C2 (zh) |
DK (1) | DK155671C (zh) |
FR (1) | FR2291205A1 (zh) |
GB (1) | GB1488068A (zh) |
NL (1) | NL183650C (zh) |
SE (1) | SE431210B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57188595A (en) * | 1981-05-14 | 1982-11-19 | Meiji Seika Kaisha Ltd | 7alpha-methoxycephem compound and its preparation |
EP0389176A3 (en) * | 1989-03-18 | 1992-01-15 | Beecham Group p.l.c. | Beta-lactams and processes for their preparation |
US8250924B2 (en) * | 2008-04-22 | 2012-08-28 | Rosemount Inc. | Industrial process device utilizing piezoelectric transducer |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1366682A (en) * | 1971-04-30 | 1974-09-11 | Merck & Co Inc | Process to prepare antibiotic intermediates |
YU36181B (en) * | 1971-11-29 | 1982-02-25 | Merck & Co Inc | Process for obtaining 7-(2-thienylacetamido)-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylates |
US3843641A (en) * | 1971-11-29 | 1974-10-22 | Merck & Co Inc | Process for preparing penicillin and cephalosporin compounds |
US3775410A (en) * | 1971-11-29 | 1973-11-27 | B Christensen | Process for preparing cephalosporin compounds |
DE2221035C2 (de) * | 1972-04-28 | 1982-03-25 | Merck & Co., Inc., 07065 Rahway, N.J. | Verfahren zur Herstellung von substituierten 6-Iminopenicillinen und 7-Iminocephalosporinen |
US3840532A (en) * | 1972-05-01 | 1974-10-08 | Lilly Co Eli | Process for cleaving cephalosporin compounds |
JPS554115B2 (zh) * | 1973-09-07 | 1980-01-29 | ||
JPS557436B2 (zh) * | 1974-04-03 | 1980-02-25 |
-
1974
- 1974-11-15 JP JP49131761A patent/JPS5159890A/ja active Granted
-
1975
- 1975-10-30 US US05/627,111 patent/US4048155A/en not_active Expired - Lifetime
- 1975-11-11 GB GB46592/75A patent/GB1488068A/en not_active Expired
- 1975-11-12 DE DE2550867A patent/DE2550867C2/de not_active Expired
- 1975-11-14 CH CH1481775A patent/CH618702A5/de not_active IP Right Cessation
- 1975-11-14 CA CA239,639A patent/CA1059990A/en not_active Expired
- 1975-11-14 SE SE7512830A patent/SE431210B/xx not_active IP Right Cessation
- 1975-11-14 DK DK515875A patent/DK155671C/da not_active IP Right Cessation
- 1975-11-17 NL NLAANVRAGE7513423,A patent/NL183650C/xx not_active IP Right Cessation
- 1975-11-17 FR FR7535009A patent/FR2291205A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2291205A1 (fr) | 1976-06-11 |
DK155671C (da) | 1989-09-25 |
DK155671B (da) | 1989-05-01 |
NL183650C (nl) | 1988-12-16 |
JPS5521753B2 (zh) | 1980-06-12 |
SE7512830L (sv) | 1976-05-17 |
DE2550867C2 (de) | 1984-08-23 |
US4048155A (en) | 1977-09-13 |
SE431210B (sv) | 1984-01-23 |
FR2291205B1 (zh) | 1979-06-01 |
JPS5159890A (en) | 1976-05-25 |
NL183650B (nl) | 1988-07-18 |
CA1059990A (en) | 1979-08-07 |
DE2550867A1 (de) | 1976-05-26 |
GB1488068A (en) | 1977-10-05 |
DK515875A (da) | 1976-05-16 |
NL7513423A (nl) | 1976-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |