DD98095A5 - - Google Patents
Info
- Publication number
- DD98095A5 DD98095A5 DD156326A DD15632671A DD98095A5 DD 98095 A5 DD98095 A5 DD 98095A5 DD 156326 A DD156326 A DD 156326A DD 15632671 A DD15632671 A DD 15632671A DD 98095 A5 DD98095 A5 DD 98095A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
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- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1030570 | 1970-07-08 | ||
CH1787870 | 1970-12-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
DD98095A5 true DD98095A5 (de) | 1973-06-05 |
Family
ID=25706322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD156326A DD98095A5 (de) | 1970-07-08 | 1971-07-07 |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE769609A (de) |
DD (1) | DD98095A5 (de) |
DE (1) | DE2132883A1 (de) |
FR (1) | FR2100876B1 (de) |
GB (1) | GB1360860A (de) |
NL (1) | NL7109409A (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE791161A (fr) * | 1972-01-03 | 1973-05-09 | Beecham Group Ltd | Procede pour la preparation d'analogues des cephalosporines |
US3994877A (en) * | 1975-07-22 | 1976-11-30 | Richardson-Merrell Inc. | 6-[α-AMINO-ω-(3,4-METHYLENEDIOXYPHENYL)ACYLAMIDO]PENICILLANIC ACID DERIVATIVES |
US3994876A (en) * | 1975-07-22 | 1976-11-30 | Richardson-Merrell Inc. | 6-[α-AMINO-ω-(2,3-METHYLENEDIOXYPHENYL)ACYLAMIDO]PENICILLANIC ACID DERIVATIVES |
NZ198350A (en) * | 1980-09-25 | 1985-02-28 | Toyama Chemical Co Ltd | Cephalosporins and intermediates;pharmaceutical compositions |
EP0061234A3 (de) * | 1981-03-05 | 1983-11-16 | Beecham Group Plc | Cephalosporin derivate, Verfahren zu ihrer Herstellung und sie enthaltende pharmazeutische Präparate |
FR2533216A1 (fr) * | 1982-09-22 | 1984-03-23 | Toyama Chemical Co Ltd | Nouvelles cephalosporines, et leurs sels |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1337775A (fr) * | 1962-05-16 | 1963-09-20 | Glaxo Lab Ltd | Nouveaux dérivés de la céphalosporine c et leurs procédés de préparation |
GB1241657A (en) * | 1967-08-21 | 1971-08-04 | Glaxo Lab Ltd | Improvements in or relating to cephalosporin compounds |
FI56535C (fi) * | 1968-02-07 | 1980-02-11 | Lilly Co Eli | Vid framstaellning av 3-cefalosporinantibiotika saosom mellanprodukter anvaendbara 7-skyddad-amino- 2-cefalosporansyraestrar |
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1971
- 1971-07-01 GB GB3087571A patent/GB1360860A/en not_active Expired
- 1971-07-01 DE DE19712132883 patent/DE2132883A1/de active Pending
- 1971-07-07 BE BE769609A patent/BE769609A/xx unknown
- 1971-07-07 NL NL7109409A patent/NL7109409A/xx unknown
- 1971-07-07 DD DD156326A patent/DD98095A5/xx unknown
- 1971-07-08 FR FR7124989A patent/FR2100876B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7109409A (de) | 1972-01-11 |
BE769609A (fr) | 1972-01-07 |
DE2132883A1 (de) | 1972-01-13 |
FR2100876A1 (de) | 1972-03-24 |
FR2100876B1 (de) | 1974-11-15 |
GB1360860A (en) | 1974-07-24 |