IL66119A0 - Process for preparing desacetoxycephalosporanic acid - Google Patents
Process for preparing desacetoxycephalosporanic acidInfo
- Publication number
- IL66119A0 IL66119A0 IL66119A IL6611982A IL66119A0 IL 66119 A0 IL66119 A0 IL 66119A0 IL 66119 A IL66119 A IL 66119A IL 6611982 A IL6611982 A IL 6611982A IL 66119 A0 IL66119 A0 IL 66119A0
- Authority
- IL
- Israel
- Prior art keywords
- preparing
- desacetoxycephalosporanic acid
- desacetoxycephalosporanic
- acid
- preparing desacetoxycephalosporanic
- 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
-
- 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
-
- 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
- C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/278,780 US4346219A (en) | 1981-06-29 | 1981-06-29 | Process for preparing desacetoxycephalosporanic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
IL66119A0 true IL66119A0 (en) | 1982-09-30 |
Family
ID=23066333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL66119A IL66119A0 (en) | 1981-06-29 | 1982-06-24 | Process for preparing desacetoxycephalosporanic acid |
Country Status (12)
Country | Link |
---|---|
US (1) | US4346219A (xx) |
EP (1) | EP0073559B1 (xx) |
JP (1) | JPS5829790A (xx) |
KR (1) | KR860000493B1 (xx) |
CA (1) | CA1176629A (xx) |
DE (1) | DE3270234D1 (xx) |
DK (1) | DK163306C (xx) |
GB (1) | GB2101598B (xx) |
GR (1) | GR75954B (xx) |
HU (1) | HU190394B (xx) |
IE (1) | IE53350B1 (xx) |
IL (1) | IL66119A0 (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0096496B1 (en) * | 1982-05-26 | 1986-07-23 | Lilly Industries Limited | Preparation of penicillin and cephalosporin compounds and novel intermediates useful therein |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3124576A (en) * | 1964-03-10 | Hjn-ch-ch | ||
US3134774A (en) * | 1962-09-21 | 1964-05-26 | Smith Kline French Lab | Heterocyclic carboxylic acid derivatives of 7-aminocephalosporanic acid compounds |
US3929775A (en) * | 1970-12-08 | 1975-12-30 | Takeda Chemical Industries Ltd | Process for producing cephalosporin derivatives |
US3773761A (en) * | 1971-02-22 | 1973-11-20 | Smithkline Corp | Process for preparing desacetoxycephalosporanic acids from cephalosporanic acids |
US4051131A (en) * | 1972-11-29 | 1977-09-27 | American Home Products Corporation (Del.) | Intermediates for preparing cephalosporins |
US3991051A (en) * | 1975-05-01 | 1976-11-09 | E. R. Squibb & Sons, Inc. | [(Oxyalkyl)thioacetyl]cephalosporin derivatives |
-
1981
- 1981-06-29 US US06/278,780 patent/US4346219A/en not_active Expired - Lifetime
-
1982
- 1982-06-23 GR GR68533A patent/GR75954B/el unknown
- 1982-06-23 CA CA000405860A patent/CA1176629A/en not_active Expired
- 1982-06-24 HU HU822050A patent/HU190394B/hu not_active IP Right Cessation
- 1982-06-24 GB GB08218356A patent/GB2101598B/en not_active Expired
- 1982-06-24 IL IL66119A patent/IL66119A0/xx not_active IP Right Cessation
- 1982-06-24 EP EP82303300A patent/EP0073559B1/en not_active Expired
- 1982-06-24 DE DE8282303300T patent/DE3270234D1/de not_active Expired
- 1982-06-25 JP JP57110565A patent/JPS5829790A/ja active Granted
- 1982-06-25 DK DK287182A patent/DK163306C/da not_active IP Right Cessation
- 1982-06-28 KR KR8202880A patent/KR860000493B1/ko active
- 1982-06-28 IE IE1546/82A patent/IE53350B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3270234D1 (de) | 1986-05-07 |
US4346219A (en) | 1982-08-24 |
HU190394B (en) | 1986-08-28 |
IE53350B1 (en) | 1988-10-26 |
DK163306C (da) | 1992-07-13 |
KR860000493B1 (ko) | 1986-05-01 |
EP0073559B1 (en) | 1986-04-02 |
GB2101598B (en) | 1985-02-13 |
GB2101598A (en) | 1983-01-19 |
DK287182A (da) | 1982-12-30 |
CA1176629A (en) | 1984-10-23 |
DK163306B (da) | 1992-02-17 |
IE821546L (en) | 1982-12-26 |
EP0073559A2 (en) | 1983-03-09 |
EP0073559A3 (en) | 1984-04-25 |
JPS5829790A (ja) | 1983-02-22 |
KR840000560A (ko) | 1984-02-25 |
JPH0316956B2 (xx) | 1991-03-06 |
GR75954B (xx) | 1984-08-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RH | Patent void |