BE850279A - Procede de preparation de derives de 3-acyloxymethyl-delta2-cephem - Google Patents
Procede de preparation de derives de 3-acyloxymethyl-delta2-cephemInfo
- Publication number
- BE850279A BE850279A BE1007874A BE1007874A BE850279A BE 850279 A BE850279 A BE 850279A BE 1007874 A BE1007874 A BE 1007874A BE 1007874 A BE1007874 A BE 1007874A BE 850279 A BE850279 A BE 850279A
- Authority
- BE
- Belgium
- Prior art keywords
- delta2
- acyloxymethyl
- preparing
- cephem derivatives
- cephem
- 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
- C07D501/60—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 3 and 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/650,583 US4029651A (en) | 1976-01-19 | 1976-01-19 | Process for preparing 3-acyloxymethyl-2-cephem compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE850279A true BE850279A (fr) | 1977-07-12 |
Family
ID=24609483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE1007874A BE850279A (fr) | 1976-01-19 | 1977-01-12 | Procede de preparation de derives de 3-acyloxymethyl-delta2-cephem |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4029651A (es) |
| BE (1) | BE850279A (es) |
| CA (1) | CA1066268A (es) |
| ES (1) | ES455176A1 (es) |
| PH (1) | PH16922A (es) |
| ZA (1) | ZA767129B (es) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3883518A (en) * | 1972-05-15 | 1975-05-13 | Merck & Co Inc | 3-Methylene cephalosporins |
| US3933806A (en) * | 1973-07-17 | 1976-01-20 | Eli Lilly And Company | Cephalosporin michael adducts |
-
1976
- 1976-01-19 US US05/650,583 patent/US4029651A/en not_active Expired - Lifetime
- 1976-11-25 CA CA266,534A patent/CA1066268A/en not_active Expired
- 1976-11-29 ZA ZA00767129A patent/ZA767129B/xx unknown
- 1976-12-10 PH PH19220A patent/PH16922A/en unknown
-
1977
- 1977-01-12 BE BE1007874A patent/BE850279A/xx not_active IP Right Cessation
- 1977-01-19 ES ES455176A patent/ES455176A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4029651A (en) | 1977-06-14 |
| PH16922A (en) | 1984-04-12 |
| ES455176A1 (es) | 1978-04-16 |
| ZA767129B (en) | 1978-06-28 |
| CA1066268A (en) | 1979-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: ELI LILLY AND CY Effective date: 19890131 |