USB516296I5 - - Google Patents

Info

Publication number
USB516296I5
USB516296I5 US51629674A USB516296I5 US B516296 I5 USB516296 I5 US B516296I5 US 51629674 A US51629674 A US 51629674A US B516296 I5 USB516296 I5 US B516296I5
Authority
US
United States
Legal status (The legal status 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 status listed.)
Pending
Application number
Other languages
English (en)
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
Priority claimed from US277700A external-priority patent/US3860591A/en
Application filed filed Critical
Priority to US05/516,296 priority Critical patent/US3984404A/en
Publication of USB516296I5 publication Critical patent/USB516296I5/en
Application granted granted Critical
Publication of US3984404A publication Critical patent/US3984404A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C07D501/24—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
    • C07D501/36—Methylene radicals, substituted by sulfur atoms
    • 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)
US05/516,296 1972-08-03 1974-10-21 Acylthiomethyl esters of cephalosporins Expired - Lifetime US3984404A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/516,296 US3984404A (en) 1972-08-03 1974-10-21 Acylthiomethyl esters of cephalosporins

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US277700A US3860591A (en) 1972-08-03 1972-08-03 Acylthiomethyl esters of cephalosporins
US05/516,296 US3984404A (en) 1972-08-03 1974-10-21 Acylthiomethyl esters of cephalosporins

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US277700A Continuation-In-Part US3860591A (en) 1972-08-03 1972-08-03 Acylthiomethyl esters of cephalosporins

Publications (2)

Publication Number Publication Date
USB516296I5 true USB516296I5 (enrdf_load_stackoverflow) 1976-02-03
US3984404A US3984404A (en) 1976-10-05

Family

ID=26958655

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/516,296 Expired - Lifetime US3984404A (en) 1972-08-03 1974-10-21 Acylthiomethyl esters of cephalosporins

Country Status (1)

Country Link
US (1) US3984404A (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3847913A (en) * 1968-01-30 1974-11-12 Leo Pharm Prod Ltd Cephalosporanic acid esters
US3852282A (en) * 1969-04-01 1974-12-03 Squibb & Sons Inc Certain 2-substituted cephalosporins
US3867380A (en) * 1971-02-18 1975-02-18 Smithkline Corp 3-Heterocyclic thiomethylcephalosporins
US3855213A (en) * 1971-02-18 1974-12-17 Smith Kline French Lab 3-heterocyclic thiomethyl-cephalosporins

Also Published As

Publication number Publication date
US3984404A (en) 1976-10-05

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