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
• • 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

Landscapes

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

Applications Claiming Priority (2)

Publications (1)

Family

ID=26248884

Family Applications (1)

Country Status (12)

• 1974
  • 1974-09-09 IE IE1875/74A patent/IE41207B1/xx unknown
  • 1974-09-10 IL IL45634A patent/IL45634A0/xx unknown
  • 1974-09-17 AU AU73404/74A patent/AU7340474A/en not_active Expired
  • 1974-09-18 FR FR7431518A patent/FR2244523A1/fr active Granted
  • 1974-09-19 SE SE7411797A patent/SE7411797L/xx unknown
  • 1974-09-20 CA CA209,707A patent/CA1034944A/en not_active Expired
  • 1974-09-20 CH CH1274974A patent/CH593985A5/xx not_active IP Right Cessation
  • 1974-09-20 DK DK497874A patent/DK497874A/da unknown
  • 1974-09-20 DE DE19742445071 patent/DE2445071A1/de active Pending
  • 1974-09-20 NL NL7412442A patent/NL7412442A/xx not_active Application Discontinuation
  • 1974-09-20 ES ES430248A patent/ES430248A1/es not_active Expired
  • 1974-09-24 JP JP49109867A patent/JPS5082086A/ja active Pending

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