BE809502A - METHOD FOR PREPARING METHYLENIC COMPOUNDS - Google Patents

METHOD FOR PREPARING METHYLENIC COMPOUNDS

Info

Publication number
BE809502A
BE809502A BE139609A BE139609A BE809502A BE 809502 A BE809502 A BE 809502A BE 139609 A BE139609 A BE 139609A BE 139609 A BE139609 A BE 139609A BE 809502 A BE809502 A BE 809502A
Authority
BE
Belgium
Prior art keywords
preparing
methylenic compounds
methylenic
compounds
preparing methylenic
Prior art date
Application number
BE139609A
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 BE809502A publication Critical patent/BE809502A/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
    • C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BE139609A 1973-01-09 1974-01-08 METHOD FOR PREPARING METHYLENIC COMPOUNDS BE809502A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH22473A CH579090A5 (en) 1973-01-09 1973-01-09 7-Amino-3-methylene-cephams prepn. - by reducing 7-amino-3-acyloxymethyl-3-cephems, used as inters for antibiotic cephalosporins

Publications (1)

Publication Number Publication Date
BE809502A true BE809502A (en) 1974-07-08

Family

ID=4182108

Family Applications (1)

Application Number Title Priority Date Filing Date
BE139609A BE809502A (en) 1973-01-09 1974-01-08 METHOD FOR PREPARING METHYLENIC COMPOUNDS

Country Status (2)

Country Link
BE (1) BE809502A (en)
CH (1) CH579090A5 (en)

Also Published As

Publication number Publication date
CH579090A5 (en) 1976-08-31

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIBA-GEIGY A.G.

Effective date: 19850108