CH587857A5 - - Google Patents
Info
- Publication number
- CH587857A5 CH587857A5 CH681773A CH681773A CH587857A5 CH 587857 A5 CH587857 A5 CH 587857A5 CH 681773 A CH681773 A CH 681773A CH 681773 A CH681773 A CH 681773A CH 587857 A5 CH587857 A5 CH 587857A5
- Authority
- CH
- Switzerland
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
- C07D501/04—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US253221A US3883518A (en) | 1972-05-15 | 1972-05-15 | 3-Methylene cephalosporins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH587857A5 true CH587857A5 (forum.php) | 1977-05-13 |
Family
ID=22959374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH681773A CH587857A5 (forum.php) | 1972-05-15 | 1973-05-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3883518A (forum.php) |
| JP (1) | JPS4941394A (forum.php) |
| CH (1) | CH587857A5 (forum.php) |
| DE (1) | DE2324272A1 (forum.php) |
| FR (2) | FR2207139B1 (forum.php) |
| GB (1) | GB1407348A (forum.php) |
| NL (1) | NL7306177A (forum.php) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3985742A (en) * | 1971-12-01 | 1976-10-12 | Merck & Co., Inc. | Process for preparing 3-hydroxymethyl cephalosporins |
| 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 |
| GB1466599A (en) * | 1974-08-07 | 1977-03-09 | Farmaceutici Italia | Process for making cephalosporins |
| JPS5259186A (en) * | 1975-11-11 | 1977-05-16 | Shionogi & Co Ltd | Preparation of 3-cephem compounds by reduction |
| US4029651A (en) * | 1976-01-19 | 1977-06-14 | Eli Lilly And Company | Process for preparing 3-acyloxymethyl-2-cephem compounds |
| US4048160A (en) * | 1976-03-22 | 1977-09-13 | Eli Lilly And Company | Process for preparation of 7-alkoxy-3-bromomethylcephems |
| US4042585A (en) * | 1976-03-22 | 1977-08-16 | Eli Lilly And Company | Process for preparation of 3-halomethylcephems |
| US4048163A (en) * | 1976-03-22 | 1977-09-13 | Eli Lilly And Company | Process for preparation of 7-alkoxy-3-chloromethylcephems |
| US4129731A (en) * | 1976-12-08 | 1978-12-12 | E. R. Squibb & Sons, Inc. | Process for converting 3-methylene cephalosporins to 3-heterothiomethyl cephalosporins |
| US4558123A (en) * | 1983-07-22 | 1985-12-10 | Eli Lilly And Company | 3-Exomethylene cephalosporins |
| JPS61246187A (ja) * | 1985-09-05 | 1986-11-01 | Shionogi & Co Ltd | １―オキサデチアセファム化合物の製造方法 |
| JPH02117677A (ja) * | 1989-09-22 | 1990-05-02 | Shionogi & Co Ltd | １―オキサデチアセフアム化合物 |
| 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 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1208015A (en) * | 1967-03-23 | 1970-10-07 | Glaxo Lab Ltd | Cephalosporins |
| DE2057379A1 (de) * | 1969-11-27 | 1971-06-09 | Ciba Geigy Ag | Verfahren zur Herstellung von thiazacyclischen Hydroxyverbindungen |
| US3660396A (en) * | 1970-03-04 | 1972-05-02 | Lilly Co Eli | Cephalosporin intermediates and process therefor |
| US3705897A (en) * | 1970-07-07 | 1972-12-12 | Lilly Co Eli | Method for converting delta**2 cephalosporin to delta**3 cephalosporin |
| US3929775A (en) * | 1970-12-08 | 1975-12-30 | Takeda Chemical Industries Ltd | Process for producing cephalosporin derivatives |
| US3733320A (en) * | 1971-03-03 | 1973-05-15 | Merck & Co Inc | Antibiotic purification processes |
-
1972
- 1972-05-15 US US253221A patent/US3883518A/en not_active Expired - Lifetime
-
1973
- 1973-05-03 NL NL7306177A patent/NL7306177A/xx not_active Application Discontinuation
- 1973-05-09 GB GB2208973A patent/GB1407348A/en not_active Expired
- 1973-05-14 CH CH681773A patent/CH587857A5/xx not_active IP Right Cessation
- 1973-05-14 DE DE2324272A patent/DE2324272A1/de active Pending
- 1973-05-15 JP JP48053261A patent/JPS4941394A/ja active Pending
- 1973-05-15 FR FR7317542A patent/FR2207139B1/fr not_active Expired
-
1974
- 1974-02-05 FR FR7403761A patent/FR2236859B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3883518A (en) | 1975-05-13 |
| FR2236859B1 (forum.php) | 1976-10-08 |
| GB1407348A (en) | 1975-09-24 |
| JPS4941394A (forum.php) | 1974-04-18 |
| FR2236859A1 (forum.php) | 1975-02-07 |
| FR2207139A1 (forum.php) | 1974-06-14 |
| NL7306177A (forum.php) | 1973-11-19 |
| DE2324272A1 (de) | 1973-11-29 |
| FR2207139B1 (forum.php) | 1977-11-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |