3681384

Information

• Patent Grant
• 3681384

• References
• Source

• Patent Number

  3,681,384

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1972
  52 years ago

• CPC

  • C07D209/58 - [b]- or [c]-condensed
  • C07D209/46 - with an oxygen atom in position 1
  • C07D209/64 - with an oxygen atom in position 1
  • C07D221/22 - Bridged ring systems

• US Classifications

  • 548 - Organic compounds
  • 546 - Organic compounds