2145579

Information

• Patent Grant
• 2145579

• References
• Source

• Patent Number

  2,145,579

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1939
  86 years ago

• CPC

  • C07D213/72 - Nitrogen atoms
  • C09B29/3617 - containing a six-membered heterocyclic with only one nitrogen as heteroatom

• US Classifications

  • 534 - Organic compounds