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
  • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
  • C07D499/21—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
  • Y02P20/00—Technologies relating to chemical industry
  • Y02P20/50—Improvements relating to the production of bulk chemicals
  • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

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

Applications Claiming Priority (2)

Publications (1)

Family

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Family Applications (1)

Country Status (16)

Families Citing this family (7)

• 1973
  • 1973-03-27 ES ES414153A patent/ES414153A1/en not_active Expired
  • 1973-04-17 GB GB1839173A patent/GB1421199A/en not_active Expired
  • 1973-04-20 YU YU01082/73A patent/YU108273A/en unknown
  • 1973-04-20 IL IL42087A patent/IL42087A/en unknown
  • 1973-04-25 IE IE646/73A patent/IE37562B1/en unknown
  • 1973-04-26 HU HUEI541A patent/HU167444B/hu unknown
  • 1973-04-26 SE SE7305862A patent/SE418746B/en unknown
  • 1973-04-26 DE DE2321234A patent/DE2321234A1/en not_active Ceased
  • 1973-04-26 HU HUEI472A patent/HU167595B/hu unknown
  • 1973-04-27 FR FR7315533A patent/FR2183098B1/fr not_active Expired
  • 1973-04-28 SU SU731914796A patent/SU587867A3/en active
  • 1973-04-30 CH CH612873A patent/CH582184A5/xx not_active IP Right Cessation
  • 1973-05-01 NL NLAANVRAGE7306068,A patent/NL181197C/en active Search and Examination
  • 1973-05-01 JP JP48047638A patent/JPS5842194B2/en not_active Expired
  • 1973-05-02 DD DD170570A patent/DD105239A5/xx unknown
  • 1973-05-02 RO RO7300074662A patent/RO62896A/en unknown
  • 1973-10-26 AR AR250738A patent/AR203623A1/en active

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