2625548

Information

• Patent Grant
• 2625548

• References
• Source

• Patent Number

  2,625,548

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1953
  72 years ago

• CPC

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

• US Classifications

  • 544 - Organic compounds
  • 546 - Organic compounds