DD108542A5 - - Google Patents
Info
- Publication number
- DD108542A5 DD108542A5 DD174534*A DD17453472A DD108542A5 DD 108542 A5 DD108542 A5 DD 108542A5 DD 17453472 A DD17453472 A DD 17453472A DD 108542 A5 DD108542 A5 DD 108542A5
- Authority
- DD
- German Democratic Republic
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
- C07D501/57—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with a further substituent in position 7, e.g. cephamycines
-
- 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
- C07D501/60—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 3 and 4
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- 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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US162703A US3859282A (en) | 1971-07-14 | 1971-07-14 | Process for preparing 3-substituted methyl-7-acylamido-7-methoxy-2-cephem-4-carboxylic acid and its esters |
| US17955971A | 1971-09-10 | 1971-09-10 | |
| US20121071A | 1971-11-22 | 1971-11-22 | |
| US24427072A | 1972-04-14 | 1972-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD108542A5 true DD108542A5 (enrdf_load_html_response) | 1974-09-20 |
Family
ID=27496523
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD174534*A DD108542A5 (enrdf_load_html_response) | 1971-07-14 | 1972-07-12 | |
| DD164376A DD105452A5 (enrdf_load_html_response) | 1971-07-14 | 1972-07-12 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD164376A DD105452A5 (enrdf_load_html_response) | 1971-07-14 | 1972-07-12 |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU464944B2 (enrdf_load_html_response) |
| BE (1) | BE785917A (enrdf_load_html_response) |
| CA (1) | CA1014949A (enrdf_load_html_response) |
| CH (1) | CH583739A5 (enrdf_load_html_response) |
| DD (2) | DD108542A5 (enrdf_load_html_response) |
| DE (1) | DE2234479C3 (enrdf_load_html_response) |
| FR (2) | FR2154425B1 (enrdf_load_html_response) |
| GB (1) | GB1379465A (enrdf_load_html_response) |
| NL (1) | NL7208855A (enrdf_load_html_response) |
-
0
- BE BE785917D patent/BE785917A/xx unknown
-
1972
- 1972-06-27 CA CA145,854A patent/CA1014949A/en not_active Expired
- 1972-06-27 NL NL7208855A patent/NL7208855A/xx not_active Application Discontinuation
- 1972-07-04 AU AU44207/72A patent/AU464944B2/en not_active Expired
- 1972-07-10 GB GB3214172A patent/GB1379465A/en not_active Expired
- 1972-07-12 DD DD174534*A patent/DD108542A5/xx unknown
- 1972-07-12 FR FR7225251A patent/FR2154425B1/fr not_active Expired
- 1972-07-12 DD DD164376A patent/DD105452A5/xx unknown
- 1972-07-13 CH CH1054472A patent/CH583739A5/xx not_active IP Right Cessation
- 1972-07-13 DE DE2234479A patent/DE2234479C3/de not_active Expired
- 1972-12-08 FR FR7243745A patent/FR2162237B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2234479C3 (de) | 1976-01-02 |
| CH583739A5 (enrdf_load_html_response) | 1977-01-14 |
| DE2234479A1 (de) | 1973-02-15 |
| FR2154425B1 (enrdf_load_html_response) | 1973-12-07 |
| DD105452A5 (enrdf_load_html_response) | 1974-04-20 |
| AU464944B2 (en) | 1975-09-11 |
| CA1014949A (en) | 1977-08-02 |
| NL7208855A (enrdf_load_html_response) | 1973-01-16 |
| BE785917A (fr) | 1973-01-08 |
| DE2234479B2 (de) | 1975-05-22 |
| AU4420772A (en) | 1974-01-10 |
| GB1379465A (en) | 1975-01-02 |
| FR2162237A1 (enrdf_load_html_response) | 1973-07-13 |
| FR2162237B1 (enrdf_load_html_response) | 1974-03-15 |
| FR2154425A1 (enrdf_load_html_response) | 1973-05-11 |