AT305492B - Verfahren zur Herstellung eines neuen Cephalosporins - Google Patents
Verfahren zur Herstellung eines neuen CephalosporinsInfo
- Publication number
- AT305492B AT305492B AT244070A AT244070A AT305492B AT 305492 B AT305492 B AT 305492B AT 244070 A AT244070 A AT 244070A AT 244070 A AT244070 A AT 244070A AT 305492 B AT305492 B AT 305492B
- Authority
- AT
- Austria
- Prior art keywords
- preparation
- new cephalosporin
- cephalosporin
- new
- 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
- C07D501/14—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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80831369A | 1969-03-18 | 1969-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT305492B true AT305492B (de) | 1973-02-26 |
Family
ID=25198435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT244070A AT305492B (de) | 1969-03-18 | 1970-03-16 | Verfahren zur Herstellung eines neuen Cephalosporins |
Country Status (16)
Country | Link |
---|---|
US (1) | US3632850A (de) |
JP (1) | JPS5017991B1 (de) |
AT (1) | AT305492B (de) |
BE (1) | BE747382A (de) |
BR (1) | BR6915024D0 (de) |
CA (1) | CA985674A (de) |
CH (1) | CH554896A (de) |
CY (1) | CY708A (de) |
DK (1) | DK143342C (de) |
ES (1) | ES377688A1 (de) |
FR (1) | FR2039032A5 (de) |
GB (1) | GB1270633A (de) |
IE (1) | IE34181B1 (de) |
IL (1) | IL34050A (de) |
MY (1) | MY7300494A (de) |
NL (1) | NL7003887A (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3852281A (en) * | 1970-02-18 | 1974-12-03 | Koninklijke Gist Spiritus | Process for the preparation of 7-substituted amino-desacetoxycephalosporanic acid compounds |
US3862181A (en) * | 1970-10-28 | 1975-01-21 | Squibb & Sons Inc | Process for preparing cephalosporins |
US4003894A (en) * | 1971-08-17 | 1977-01-18 | Gist-Brocades N.V. | Preparation of 7-substituted amino-desacetoxycephalosporanic acid compounds |
JPS536158B2 (de) * | 1972-03-23 | 1978-03-04 | ||
JPS551272B2 (de) * | 1972-04-14 | 1980-01-12 | ||
JPS4970989A (de) * | 1972-11-15 | 1974-07-09 | ||
JPS50150989U (de) * | 1974-05-31 | 1975-12-16 | ||
US4091214A (en) * | 1977-02-25 | 1978-05-23 | Eli Lilly And Company | De-esterification process for cephalosporins |
US4379739A (en) * | 1980-03-31 | 1983-04-12 | Eli Lilly And Company | Electrolytic reduction of cephalosporin p-nitrobenzyl esters |
CA1164402A (en) * | 1980-03-31 | 1984-03-27 | David A. Hall | Electrolytic reduction of cephalosporin p-nitrobenzyl esters |
-
1969
- 1969-03-18 US US808313A patent/US3632850A/en not_active Expired - Lifetime
- 1969-12-11 BR BR215024/69A patent/BR6915024D0/pt unknown
-
1970
- 1970-03-02 IE IE276/70A patent/IE34181B1/xx unknown
- 1970-03-06 CA CA076,674A patent/CA985674A/en not_active Expired
- 1970-03-09 CH CH342670A patent/CH554896A/de not_active IP Right Cessation
- 1970-03-10 IL IL34050A patent/IL34050A/en unknown
- 1970-03-13 BE BE747382D patent/BE747382A/xx not_active IP Right Cessation
- 1970-03-16 AT AT244070A patent/AT305492B/de not_active IP Right Cessation
- 1970-03-17 DK DK131870A patent/DK143342C/da not_active IP Right Cessation
- 1970-03-18 ES ES377688A patent/ES377688A1/es not_active Expired
- 1970-03-18 FR FR7009698A patent/FR2039032A5/fr not_active Expired
- 1970-03-18 GB GB03101/70A patent/GB1270633A/en not_active Expired
- 1970-03-18 JP JP45023019A patent/JPS5017991B1/ja active Pending
- 1970-03-18 NL NL7003887A patent/NL7003887A/xx unknown
-
1973
- 1973-10-01 CY CY70873A patent/CY708A/xx unknown
- 1973-12-30 MY MY494/73A patent/MY7300494A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IL34050A (en) | 1973-02-28 |
IE34181L (en) | 1970-09-18 |
BR6915024D0 (pt) | 1973-05-24 |
NL7003887A (de) | 1970-09-22 |
CY708A (en) | 1973-10-01 |
CH554896A (de) | 1974-10-15 |
CA985674A (en) | 1976-03-16 |
JPS5017991B1 (de) | 1975-06-25 |
IL34050A0 (en) | 1970-05-21 |
GB1270633A (en) | 1972-04-12 |
US3632850A (en) | 1972-01-04 |
MY7300494A (en) | 1973-12-31 |
DK143342C (da) | 1981-12-07 |
ES377688A1 (es) | 1972-08-01 |
DE2012955B2 (de) | 1976-05-13 |
IE34181B1 (en) | 1975-03-05 |
BE747382A (fr) | 1970-09-14 |
DE2012955A1 (de) | 1970-09-24 |
DK143342B (da) | 1981-08-10 |
FR2039032A5 (de) | 1971-01-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |