NL7204560A - - Google Patents
Info
- Publication number
- NL7204560A NL7204560A NL7204560A NL7204560A NL7204560A NL 7204560 A NL7204560 A NL 7204560A NL 7204560 A NL7204560 A NL 7204560A NL 7204560 A NL7204560 A NL 7204560A NL 7204560 A NL7204560 A NL 7204560A
- Authority
- NL
- Netherlands
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
- C07D501/14—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)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46020901A JPS515396B1 (en:Method) | 1971-04-05 | 1971-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7204560A true NL7204560A (en:Method) | 1972-10-09 |
Family
ID=12040119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7204560A NL7204560A (en:Method) | 1971-04-05 | 1972-04-05 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3792995A (en:Method) |
| JP (1) | JPS515396B1 (en:Method) |
| CH (1) | CH569022A5 (en:Method) |
| DE (1) | DE2216146C3 (en:Method) |
| FR (1) | FR2136154A5 (en:Method) |
| GB (1) | GB1387715A (en:Method) |
| NL (1) | NL7204560A (en:Method) |
| SE (1) | SE406325B (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8500607A (nl) * | 1984-03-06 | 1985-10-01 | Otsuka Kagaku Kk | Werkwijze voor de bereiding van 3-exomethyleencefamderivaten. |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4218374A (en) * | 1972-10-20 | 1980-08-19 | Fujisawa Pharmaceutical Company, Limited | Penam derivatives |
| US4203897A (en) * | 1972-10-20 | 1980-05-20 | Fujisawa Pharmaceutical Company, Limited | Penam derivatives |
| US4060688A (en) * | 1972-11-28 | 1977-11-29 | Eli Lilly And Company | Cephalosporin intermediates |
| CA1022542A (en) * | 1973-01-09 | 1977-12-13 | Bruno Fechtig | Process for the manufacture of methylene compounds |
| US4113940A (en) * | 1973-03-15 | 1978-09-12 | Fujisawa Pharmaceutical Co., Ltd. | 7-amino 2-lower alkyl-2 or 3-cephem-4-carboxylic acid derivatives and processes for preparation thereof |
| US4024152A (en) * | 1975-09-19 | 1977-05-17 | Eli Lilly And Company | 4-Dithio-3-imido-azetidin-2-ones |
| US4042472A (en) * | 1976-04-12 | 1977-08-16 | Eli Lilly And Company | Electrolytic process for 7-methoxy-3-exomethylenecepham compounds |
| US4129731A (en) * | 1976-12-08 | 1978-12-12 | E. R. Squibb & Sons, Inc. | Process for converting 3-methylene cephalosporins to 3-heterothiomethyl cephalosporins |
| US4379739A (en) * | 1980-03-31 | 1983-04-12 | Eli Lilly And Company | Electrolytic reduction of cephalosporin p-nitrobenzyl esters |
| US4354022A (en) * | 1981-06-05 | 1982-10-12 | Fujisawa Pharmaceutical Co., Ltd. | Process for preparing 3-methylenecepham compounds or a salt thereof |
| US4431803A (en) * | 1981-12-21 | 1984-02-14 | Eli Lilly And Company | 7-Epi 3-exomethylenecephams |
| US4558123A (en) * | 1983-07-22 | 1985-12-10 | Eli Lilly And Company | 3-Exomethylene cephalosporins |
| US5604222A (en) * | 1993-12-27 | 1997-02-18 | Lupin Laboratories, Ltd. | Method for the preparation of 2-chloro sulfinyl azetidinones |
| US5578721A (en) * | 1994-07-11 | 1996-11-26 | Lupin Laboratories Limited | Process for preparation of 3-exomethylene cepham sulfoxide esters |
| US5571910A (en) * | 1994-12-09 | 1996-11-05 | Schering Corporation | Process for the preparation of intermediates useful in the synthesis of cephalosporins |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3444057A (en) * | 1966-06-29 | 1969-05-13 | Syntex Corp | Electrolytic reduction of aromatic steroids |
| GB1140975A (en) * | 1966-09-22 | 1969-01-22 | Beecham Group Ltd | New process for preparing aminopenicillins |
-
1971
- 1971-04-05 JP JP46020901A patent/JPS515396B1/ja active Pending
-
1972
- 1972-03-29 CH CH469372A patent/CH569022A5/xx not_active IP Right Cessation
- 1972-03-31 US US00240286A patent/US3792995A/en not_active Expired - Lifetime
- 1972-04-01 DE DE2216146A patent/DE2216146C3/de not_active Expired
- 1972-04-04 SE SE7204296A patent/SE406325B/sv unknown
- 1972-04-04 GB GB1529972A patent/GB1387715A/en not_active Expired
- 1972-04-04 FR FR7211791A patent/FR2136154A5/fr not_active Expired
- 1972-04-05 NL NL7204560A patent/NL7204560A/xx not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8500607A (nl) * | 1984-03-06 | 1985-10-01 | Otsuka Kagaku Kk | Werkwijze voor de bereiding van 3-exomethyleencefamderivaten. |
Also Published As
| Publication number | Publication date |
|---|---|
| SE406325B (sv) | 1979-02-05 |
| DE2216146C3 (de) | 1982-01-21 |
| CH569022A5 (en:Method) | 1975-11-14 |
| DE2216146B2 (de) | 1980-11-06 |
| DE2216146A1 (de) | 1972-12-14 |
| FR2136154A5 (en:Method) | 1972-12-22 |
| US3792995A (en) | 1974-02-19 |
| JPS515396B1 (en:Method) | 1976-02-19 |
| GB1387715A (en) | 1975-03-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |