BE789021A - Procede de preparation d'azetidin-2-ones - Google Patents
Procede de preparation d'azetidin-2-onesInfo
- Publication number
- BE789021A BE789021A BE789021DA BE789021A BE 789021 A BE789021 A BE 789021A BE 789021D A BE789021D A BE 789021DA BE 789021 A BE789021 A BE 789021A
- Authority
- BE
- Belgium
- Prior art keywords
- azetidin
- ones
- preparing
- preparing azetidin
- Prior art date
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)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4403471A GB1407977A (en) | 1971-09-21 | 1971-09-21 | Azetidin-2-ones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE789021A true BE789021A (fr) | 1973-03-20 |
Family
ID=10431456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE789021D BE789021A (fr) | 1971-09-21 | Procede de preparation d'azetidin-2-ones |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3953424A (en:Method) |
| JP (1) | JPS4856661A (en:Method) |
| AT (1) | ATA806872A (en:Method) |
| AU (1) | AU477207B2 (en:Method) |
| BE (1) | BE789021A (en:Method) |
| CH (1) | CH601225A5 (en:Method) |
| DE (1) | DE2246038A1 (en:Method) |
| ES (1) | ES406861A1 (en:Method) |
| FR (1) | FR2153339B1 (en:Method) |
| GB (1) | GB1407977A (en:Method) |
| NL (1) | NL7212735A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4267340A (en) * | 1971-06-24 | 1981-05-12 | Fujisawa Pharmaceutical Co., Ltd. | Disulfide substituted oxazetidine derivatives |
| US4115383A (en) * | 1976-02-23 | 1978-09-19 | Eli Lilly And Company | Alkoxycarbonyl-ethylthio-azetidinones and process for their preparation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE759439A (en:Method) * | 1969-11-27 | 1971-05-26 | Ciba Geigy Ag | |
| GB1368234A (en) * | 1970-11-03 | 1974-09-25 | Glaxo Lab Ltd | Thiosubstituted szetidinones and other antibiotic precursors |
-
0
- BE BE789021D patent/BE789021A/xx unknown
-
1971
- 1971-09-21 GB GB4403471A patent/GB1407977A/en not_active Expired
-
1972
- 1972-09-12 US US05/288,353 patent/US3953424A/en not_active Expired - Lifetime
- 1972-09-20 NL NL7212735A patent/NL7212735A/xx not_active Application Discontinuation
- 1972-09-20 DE DE2246038A patent/DE2246038A1/de active Pending
- 1972-09-20 AT AT806872A patent/ATA806872A/de unknown
- 1972-09-20 AU AU46895/72A patent/AU477207B2/en not_active Expired
- 1972-09-20 ES ES406861A patent/ES406861A1/es not_active Expired
- 1972-09-20 JP JP47093759A patent/JPS4856661A/ja active Pending
- 1972-09-20 CH CH1375472A patent/CH601225A5/xx not_active IP Right Cessation
- 1972-09-20 FR FR7233311A patent/FR2153339B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH601225A5 (en:Method) | 1978-06-30 |
| NL7212735A (en:Method) | 1973-03-23 |
| AU477207B2 (en) | 1976-10-21 |
| ES406861A1 (es) | 1975-10-01 |
| GB1407977A (en) | 1975-10-01 |
| FR2153339B1 (en:Method) | 1978-06-02 |
| ATA806872A (de) | 1979-09-15 |
| DE2246038A1 (de) | 1973-03-29 |
| JPS4856661A (en:Method) | 1973-08-09 |
| AU4689572A (en) | 1974-03-28 |
| US3953424A (en) | 1976-04-27 |
| FR2153339A1 (en:Method) | 1973-05-04 |
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