FR2334671B1 - - Google Patents
Info
- Publication number
- FR2334671B1 FR2334671B1 FR7701589A FR7701589A FR2334671B1 FR 2334671 B1 FR2334671 B1 FR 2334671B1 FR 7701589 A FR7701589 A FR 7701589A FR 7701589 A FR7701589 A FR 7701589A FR 2334671 B1 FR2334671 B1 FR 2334671B1
- Authority
- FR
- France
- 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
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cephalosporin Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50022229A JPS51105051A (ko) | 1975-02-21 | 1975-02-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2334671A1 FR2334671A1 (fr) | 1977-07-08 |
| FR2334671B1 true FR2334671B1 (ko) | 1981-01-23 |
Family
ID=12076955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7701589A Granted FR2334671A1 (fr) | 1975-02-21 | 1977-01-20 | Procede de preparation de composes d'azetidine par coupure de thioesters par un acide de lewis, et nouveaux produits ainsi obtenus |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS51105051A (ko) |
| AT (1) | AT353278B (ko) |
| CS (1) | CS207653B2 (ko) |
| FR (1) | FR2334671A1 (ko) |
| HU (2) | HU174070B (ko) |
| PL (1) | PL111107B1 (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1148938A (en) * | 1979-05-08 | 1983-06-28 | John R. Corfield | Preparation of cephalosporins and intermediates employed therein |
| JPS59164771A (ja) * | 1983-03-10 | 1984-09-17 | Otsuka Chem Co Ltd | 塩素化アゼチジノン誘導体の製造方法 |
| JP3195959B2 (ja) * | 1991-03-13 | 2001-08-06 | 大塚化学株式会社 | ３−ヒドロキシセフェム誘導体の製造法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1024518A (en) * | 1972-04-10 | 1978-01-17 | Queen's University | Azetidinones and their production and use |
-
1975
- 1975-02-21 JP JP50022229A patent/JPS51105051A/ja active Pending
-
1976
- 1976-02-16 AT AT106676A patent/AT353278B/de not_active IP Right Cessation
- 1976-02-17 HU HU76SI1595A patent/HU174070B/hu unknown
- 1976-02-17 CS CS101776A patent/CS207653B2/cs unknown
- 1976-02-17 HU HU76SI00001510A patent/HU171678B/hu unknown
- 1976-02-17 PL PL18727776A patent/PL111107B1/pl unknown
-
1977
- 1977-01-20 FR FR7701589A patent/FR2334671A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2334671A1 (fr) | 1977-07-08 |
| CS207653B2 (en) | 1981-08-31 |
| HU174070B (hu) | 1979-10-28 |
| JPS51105051A (ko) | 1976-09-17 |
| AT353278B (de) | 1979-11-12 |
| HU171678B (hu) | 1978-02-28 |
| PL111107B1 (en) | 1980-08-30 |
| ATA106676A (de) | 1979-04-15 |