3586666

Information

• Patent Grant
• 3586666

• References
• Source

• Patent Number

  3,586,666

• Date Filed

  Not available

• Date Issued

  Tuesday, June 22, 1971
  53 years ago

• CPC

  • C07D203/08 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring nitrogen atom
  • C07D203/18 - by carboxylic acids, or by sulfur or nitrogen analogues thereof
  • C07D203/20 - by carbonic acid, or by sulfur or nitrogen analogues thereof
  • C07D203/22 - with hetero atoms directly attached to the ring nitrogen atom
  • C07D203/26 - condensed with carbocyclic rings or ring systems
  • C07D277/16 - Sulfur atoms

• US Classifications

  • 548 - Organic compounds
  • 560 - Organic compounds
  • 564 - Organic compounds