Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
  • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
  • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D213/72—Nitrogen atoms
  • C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
• • 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
  • C07D501/12—Separation; Purification

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

Applications Claiming Priority (3)

Publications (1)

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Family Applications (1)

Country Status (11)

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• 1972
  • 1972-02-16 IE IE192/72A patent/IE36089B1/xx unknown
  • 1972-02-24 DE DE2208631A patent/DE2208631C3/de not_active Expired
  • 1972-02-24 US US00229169A patent/US3819619A/en not_active Expired - Lifetime
  • 1972-02-24 NL NL7202472A patent/NL7202472A/xx unknown
  • 1972-02-24 CH CH266372A patent/CH567037A5/xx not_active IP Right Cessation
  • 1972-02-25 SE SE7202370A patent/SE385900B/xx unknown
  • 1972-02-25 FR FR7206598A patent/FR2126450B1/fr not_active Expired
  • 1972-02-25 CA CA135,561A patent/CA982554A/en not_active Expired
  • 1972-02-25 BE BE779889A patent/BE779889A/xx unknown
  • 1972-02-25 HU HUTA1175A patent/HU166159B/hu unknown
  • 1972-02-28 GB GB908872A patent/GB1359092A/en not_active Expired

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