IE44133B1 - Process for preparing 2-cephem compounds - Google Patents
Process for preparing 2-cephem compoundsInfo
- Publication number
- IE44133B1 IE44133B1 IE2598/76A IE259876A IE44133B1 IE 44133 B1 IE44133 B1 IE 44133B1 IE 2598/76 A IE2598/76 A IE 2598/76A IE 259876 A IE259876 A IE 259876A IE 44133 B1 IE44133 B1 IE 44133B1
- Authority
- IE
- Ireland
- Prior art keywords
- carboxylate
- formula
- nitrobenzyl
- cephem
- oxide
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/650,585 US4031082A (en) | 1976-01-19 | 1976-01-19 | Process for preparing 3-acycloxymethyl-2-cephem compounds |
| US05/650,583 US4029651A (en) | 1976-01-19 | 1976-01-19 | Process for preparing 3-acyloxymethyl-2-cephem compounds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE44133L IE44133L (en) | 1977-07-19 |
| IE44133B1 true IE44133B1 (en) | 1981-08-26 |
Family
ID=27095900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE2598/76A IE44133B1 (en) | 1976-01-19 | 1976-11-26 | Process for preparing 2-cephem compounds |
Country Status (25)
-
1976
- 1976-11-26 GR GR52271A patent/GR65892B/el unknown
- 1976-11-26 NZ NZ182737A patent/NZ182737A/xx unknown
- 1976-11-26 IE IE2598/76A patent/IE44133B1/en unknown
- 1976-11-28 IL IL51021A patent/IL51021A/xx unknown
- 1976-12-03 AU AU20238/76A patent/AU503930B2/en not_active Expired
- 1976-12-10 DE DE2656144A patent/DE2656144C2/de not_active Expired
- 1976-12-22 BG BG7634974A patent/BG30473A3/xx unknown
- 1976-12-23 PT PT66007A patent/PT66007B/pt unknown
-
1977
- 1977-01-04 SE SE7700077A patent/SE433849B/xx not_active IP Right Cessation
- 1977-01-10 MX MX775319U patent/MX3766E/es unknown
- 1977-01-10 CH CH24877A patent/CH628059A5/de not_active IP Right Cessation
- 1977-01-12 JP JP229877A patent/JPS5289698A/ja active Granted
- 1977-01-12 FR FR7700763A patent/FR2338280A1/fr active Granted
- 1977-01-13 YU YU00086/77A patent/YU8677A/xx unknown
- 1977-01-13 RO RO7789041A patent/RO69710A/ro unknown
- 1977-01-14 GB GB1450/77A patent/GB1566526A/en not_active Expired
- 1977-01-18 DK DK17977A patent/DK17977A/da not_active Application Discontinuation
- 1977-01-18 PL PL1977195386A patent/PL104370B1/pl not_active IP Right Cessation
- 1977-01-18 SU SU772439832A patent/SU703023A3/ru active
- 1977-01-18 HU HU77EI723A patent/HU173592B/hu unknown
- 1977-01-18 NL NL7700500A patent/NL7700500A/xx not_active Application Discontinuation
- 1977-01-19 DD DD7700197001A patent/DD128734A5/xx unknown
- 1977-01-19 AT AT28177A patent/AT348121B/de not_active IP Right Cessation
- 1977-01-19 CS CS77368A patent/CS192474B2/cs unknown
- 1977-01-19 AR AR266243A patent/AR213426A1/es active
Also Published As
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