2820828

Information

• Patent Grant
• 2820828

• References
• Source

• Patent Number

  2,820,828

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1958
  67 years ago

• CPC

  • C07D251/06 - with hetero atoms directly attached to ring nitrogen atoms

• US Classifications

  • 564 - Organic compounds
  • 252 - Compositions
  • 556 - Organic compounds