BE841703A - CEPHALOSPORIN DERIVATIVES, THEIR PREPARATION AND APPLICATION - Google Patents

CEPHALOSPORIN DERIVATIVES, THEIR PREPARATION AND APPLICATION

Info

Publication number
BE841703A
BE841703A BE166931A BE166931A BE841703A BE 841703 A BE841703 A BE 841703A BE 166931 A BE166931 A BE 166931A BE 166931 A BE166931 A BE 166931A BE 841703 A BE841703 A BE 841703A
Authority
BE
Belgium
Prior art keywords
preparation
application
cephalosporin derivatives
cephalosporin
derivatives
Prior art date
Application number
BE166931A
Other languages
French (fr)
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 filed Critical
Publication of BE841703A publication Critical patent/BE841703A/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
BE166931A 1975-05-12 1976-05-11 CEPHALOSPORIN DERIVATIVES, THEIR PREPARATION AND APPLICATION BE841703A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1991275A GB1525413A (en) 1975-05-12 1975-05-12 Cephalosporins

Publications (1)

Publication Number Publication Date
BE841703A true BE841703A (en) 1976-11-12

Family

ID=10137220

Family Applications (1)

Application Number Title Priority Date Filing Date
BE166931A BE841703A (en) 1975-05-12 1976-05-11 CEPHALOSPORIN DERIVATIVES, THEIR PREPARATION AND APPLICATION

Country Status (3)

Country Link
JP (1) JPS62238289A (en)
BE (1) BE841703A (en)
GB (1) GB1525413A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50131982A (en) * 1974-04-05 1975-10-18

Also Published As

Publication number Publication date
GB1525413A (en) 1978-09-20
JPS62238289A (en) 1987-10-19
JPH0253436B2 (en) 1990-11-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TAKEDA CHEMICAL INDUSTRIES LTD

Effective date: 19900531