2687414

Information

• Patent Grant
• 2687414

• References
• Source

• Patent Number

  2,687,414

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1954
  70 years ago

• CPC

  • C07D417/06 - linked by a carbon chain containing only aliphatic carbon atoms
  • C07D209/86 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
  • C07D219/02 - with only hydrogen, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
  • C07D265/38 - [b, e]-condensed with two six-membered rings
  • C07D279/26 - without other substituents attached to the ring system
  • C07D279/34 - with hetero atoms directly attached to the ring sulfur atom

• US Classifications

  • 544 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds
  • 564 - Organic compounds