FR2276308A1 - Procede methodique pour la preparation de derives d'acide 7-beta-amino-3-methyl-3-cephem-4-carboxylique - Google Patents
Procede methodique pour la preparation de derives d'acide 7-beta-amino-3-methyl-3-cephem-4-carboxyliqueInfo
- Publication number
- FR2276308A1 FR2276308A1 FR7520267A FR7520267A FR2276308A1 FR 2276308 A1 FR2276308 A1 FR 2276308A1 FR 7520267 A FR7520267 A FR 7520267A FR 7520267 A FR7520267 A FR 7520267A FR 2276308 A1 FR2276308 A1 FR 2276308A1
- Authority
- FR
- France
- Prior art keywords
- amino
- methyl
- protecting
- converting
- cephem
- 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.)
- Granted
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
- C07D501/02—Preparation
- C07D501/08—Preparation by forming the ring or condensed ring systems
- C07D501/10—Preparation by forming the ring or condensed ring systems from compounds containing the penicillin ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
- C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
- C07D205/09—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4
- C07D205/095—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4 and with a nitrogen atom directly attached in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Molecular Biology (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH893074 | 1974-06-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2276308A1 true FR2276308A1 (fr) | 1976-01-23 |
FR2276308B1 FR2276308B1 (fr) | 1978-03-17 |
Family
ID=4346426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7520267A Granted FR2276308A1 (fr) | 1974-06-28 | 1975-06-27 | Procede methodique pour la preparation de derives d'acide 7-beta-amino-3-methyl-3-cephem-4-carboxylique |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5119793A (fr) |
DE (1) | DE2528044A1 (fr) |
FR (1) | FR2276308A1 (fr) |
NL (1) | NL7507700A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2509300A1 (fr) * | 1981-04-10 | 1983-01-14 | Otsuka Kagaku Yakuhin | Derives d'azetidinone et procede pour leur preparation |
FR2522662A1 (fr) * | 1981-05-01 | 1983-09-09 | Otsuka Kagaku Yakuhin | Procede de preparation de cephalosporines |
-
1975
- 1975-06-24 DE DE19752528044 patent/DE2528044A1/de active Pending
- 1975-06-24 JP JP7714175A patent/JPS5119793A/ja active Pending
- 1975-06-27 FR FR7520267A patent/FR2276308A1/fr active Granted
- 1975-06-27 NL NL7507700A patent/NL7507700A/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2509300A1 (fr) * | 1981-04-10 | 1983-01-14 | Otsuka Kagaku Yakuhin | Derives d'azetidinone et procede pour leur preparation |
FR2522662A1 (fr) * | 1981-05-01 | 1983-09-09 | Otsuka Kagaku Yakuhin | Procede de preparation de cephalosporines |
Also Published As
Publication number | Publication date |
---|---|
NL7507700A (nl) | 1975-12-30 |
FR2276308B1 (fr) | 1978-03-17 |
JPS5119793A (en) | 1976-02-17 |
DE2528044A1 (de) | 1976-01-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |