BE768653A - Nouveaux derives de l'acide cephalosporanique et nouveau procede pour leur preparation - Google Patents

Nouveaux derives de l'acide cephalosporanique et nouveau procede pour leur preparation

Info

Publication number
BE768653A
BE768653A BE768653A BE768653A BE768653A BE 768653 A BE768653 A BE 768653A BE 768653 A BE768653 A BE 768653A BE 768653 A BE768653 A BE 768653A BE 768653 A BE768653 A BE 768653A
Authority
BE
Belgium
Prior art keywords
new
preparation
cephalosporanic acid
derivatives
new process
Prior art date
Application number
BE768653A
Other languages
English (en)
Original Assignee
Ciba Geigy Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of BE768653A publication Critical patent/BE768653A/fr

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
    • 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
    • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
    • 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
    • C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
BE768653A 1970-06-18 1971-06-17 Nouveaux derives de l'acide cephalosporanique et nouveau procede pour leur preparation BE768653A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH923270 1970-06-18

Publications (1)

Publication Number Publication Date
BE768653A true BE768653A (fr) 1971-12-17

Family

ID=4349775

Family Applications (1)

Application Number Title Priority Date Filing Date
BE768653A BE768653A (fr) 1970-06-18 1971-06-17 Nouveaux derives de l'acide cephalosporanique et nouveau procede pour leur preparation

Country Status (12)

Country Link
AT (1) AT304762B (fr)
BE (1) BE768653A (fr)
CA (1) CA929517A (fr)
CH (1) CH546794A (fr)
DE (1) DE2128605A1 (fr)
FR (1) FR2100776B1 (fr)
GB (1) GB1356437A (fr)
HU (1) HU163508B (fr)
IE (1) IE35366B1 (fr)
NL (1) NL7108351A (fr)
SE (1) SE379354B (fr)
SU (1) SU414793A3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122260A (en) * 1977-10-04 1978-10-24 Yeda Research And Development Co., Ltd. Cephalosporin derivatives

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE412238B (sv) * 1971-05-24 1980-02-25 Ciba Geigy Forfarande for framstellning av 7 beta-amino-cefem-4-karboxylsyraforeningar genom dekarbonylering av en 3-formyl-cefem-4-karboxylsyraforening
CH590873A5 (en) * 1972-06-29 1977-08-31 Ciba Geigy Ag Substd 7-beta-amino-cephamone carboxylic acid derivs - antibiotic inters
CA1109860A (fr) * 1972-12-08 1981-09-29 Shinji Terao Procede de production de cephalosporines du type lactol
AT402929B (de) * 1994-05-25 1997-09-25 Biochemie Gmbh Neue cephalosporinderivate, verfahren zu ihrer herstellung und ihre verwendung
US5856474A (en) * 1994-04-25 1999-01-05 Biochemie Gesellschaft, M.B.H. Cephalosporin synthesis
US5631366A (en) * 1995-01-12 1997-05-20 Hoffmann-La Roche Inc. Process for making 3-formylcephem derivatives
ATE335747T1 (de) 1999-09-30 2006-09-15 Otsuka Kagaku Kk Kristallines 3-cephem derivat

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH549053A (de) * 1967-11-03 1974-05-15 Ciba Geigy Ag Verfahren zur herstellung von 7-substituierten 3-desacetylisocephalosporansaeuren.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122260A (en) * 1977-10-04 1978-10-24 Yeda Research And Development Co., Ltd. Cephalosporin derivatives

Also Published As

Publication number Publication date
SE379354B (fr) 1975-10-06
DE2128605A1 (de) 1971-12-23
FR2100776A1 (fr) 1972-03-24
SU414793A3 (fr) 1974-02-05
HU163508B (fr) 1973-09-27
AT304762B (de) 1973-01-25
IE35366B1 (en) 1976-01-21
CA929517A (en) 1973-07-03
IE35366L (en) 1971-12-18
CH546794A (de) 1974-03-15
GB1356437A (en) 1974-06-12
FR2100776B1 (fr) 1974-08-30
NL7108351A (fr) 1971-12-21

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