3714156

Information

• Patent Grant
• 3714156

• References
• Source

• Patent Number

  3,714,156

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1973
  52 years ago

• CPC

  • C07D471/04 - Ortho-condensed systems
  • C07D207/38 - 2-Pyrrolones
  • C07D277/06 - with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D463/02 - Preparation
  • C07D477/00 - Heterocyclic compounds containing 1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula: , carbapenicillins, thienamycins Such ring systems being further condensed
  • 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:
  • C07D513/04 - Ortho-condensed systems

• US Classifications

  • 540 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds