3285963

Information

• Patent Grant
• 3285963

• References
• Source

• Patent Number

  3,285,963

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1966
  58 years ago

• CPC

  • C07C49/657 - containing six-membered aromatic rings
  • C07C45/676 - by elimination of carboxyl groups
  • C07C49/395 - of a five-membered ring
  • C07C49/493 - a keto group being part of a three- to five-membered ring
  • C07C49/707 - a keto group being part of a three- to five-membered ring
  • C07C49/747 - containing six-membered aromatic rings

• US Classifications

  • 568 - Organic compounds
  • 560 - Organic compounds
  • 564 - Organic compounds