DE2333290A1 - Verfahren zur herstellung von desacetoxycephalosporinverbindungen und neue 3-nitrooxycephamverbindungen - Google Patents
Verfahren zur herstellung von desacetoxycephalosporinverbindungen und neue 3-nitrooxycephamverbindungenInfo
- Publication number
- DE2333290A1 DE2333290A1 DE19732333290 DE2333290A DE2333290A1 DE 2333290 A1 DE2333290 A1 DE 2333290A1 DE 19732333290 DE19732333290 DE 19732333290 DE 2333290 A DE2333290 A DE 2333290A DE 2333290 A1 DE2333290 A1 DE 2333290A1
- Authority
- DE
- Germany
- Prior art keywords
- group
- methyl
- ester
- carboxylic acid
- carbon atoms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26779572A | 1972-06-30 | 1972-06-30 | |
US26785072A | 1972-06-30 | 1972-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2333290A1 true DE2333290A1 (de) | 1974-01-03 |
Family
ID=26952646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19732333290 Pending DE2333290A1 (de) | 1972-06-30 | 1973-06-29 | Verfahren zur herstellung von desacetoxycephalosporinverbindungen und neue 3-nitrooxycephamverbindungen |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS4955686A (fr) |
CH (1) | CH580634A5 (fr) |
DE (1) | DE2333290A1 (fr) |
FR (1) | FR2190828B1 (fr) |
GB (1) | GB1382947A (fr) |
IE (1) | IE37838B1 (fr) |
IL (1) | IL42529A (fr) |
NL (1) | NL7309169A (fr) |
-
1973
- 1973-06-18 IL IL42529A patent/IL42529A/en unknown
- 1973-06-18 GB GB2880073A patent/GB1382947A/en not_active Expired
- 1973-06-22 IE IE1039/73A patent/IE37838B1/xx unknown
- 1973-06-27 FR FR7323492A patent/FR2190828B1/fr not_active Expired
- 1973-06-27 CH CH937873A patent/CH580634A5/xx not_active IP Right Cessation
- 1973-06-29 NL NL7309169A patent/NL7309169A/xx unknown
- 1973-06-29 DE DE19732333290 patent/DE2333290A1/de active Pending
- 1973-06-30 JP JP48074328A patent/JPS4955686A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IE37838B1 (en) | 1977-10-26 |
IL42529A (en) | 1976-08-31 |
CH580634A5 (fr) | 1976-10-15 |
NL7309169A (fr) | 1974-01-02 |
IL42529A0 (en) | 1973-08-29 |
FR2190828B1 (fr) | 1978-01-06 |
GB1382947A (en) | 1975-02-05 |
JPS4955686A (fr) | 1974-05-30 |
IE37838L (en) | 1973-12-30 |
FR2190828A1 (fr) | 1974-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OHJ | Non-payment of the annual fee |