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

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• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Cephalosporin Compounds (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=26383937

Family Applications (1)

Country Status (6)

• 1971
  • 1971-12-23 CH CH1887271A patent/CH611301A5/xx not_active IP Right Cessation
  • 1971-12-24 DE DE19712164561 patent/DE2164561A1/de not_active Ceased
  • 1971-12-28 SE SE1676371A patent/SE415180B/xx unknown
  • 1971-12-28 NL NL7117960A patent/NL7117960A/xx not_active Application Discontinuation
  • 1971-12-29 FR FR7147357A patent/FR2120121B1/fr not_active Expired
  • 1971-12-29 GB GB6058871A patent/GB1364088A/en not_active Expired

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