2090319

Information

• Patent Grant
• 2090319

• References
• Source

• Patent Number

  2,090,319

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  88 years ago

• CPC

  • C07C45/59 - in five-membered rings
  • C07C49/597 - of a five-membered ring

• US Classifications

  • 568 - Organic compounds