2461943

Information

• Patent Grant
• 2461943

• References
• Source

• Patent Number

  2,461,943

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1949
  75 years ago

• CPC

  • C07D239/48 - Two nitrogen atoms
  • C07D251/18 - with nitrogen atoms directly attached to the two other ring carbon atoms
  • C07D405/02 - containing two hetero rings

• US Classifications

  • 544 - Organic compounds