2623046

Information

• Patent Grant
• 2623046

• References
• Source

• Patent Number

  2,623,046

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1952
  72 years ago

• CPC

  • C07D219/02 - with only hydrogen, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
  • C07D219/16 - with acyl radicals, substituted by nitrogen atoms, attached to the ring nitrogen atom

• US Classifications

  • 544 - Organic compounds
  • 546 - Organic compounds