3413353

Information

• Patent Grant
• 3413353

• References
• Source

• Patent Number

  3,413,353

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1968
  56 years ago

• CPC

  • C07C205/45 - the carbon skeleton being further substituted by at least one doubly-bound oxygen atom, not being part of a -CHO group
  • C07C45/27 - by oxidation
  • C07C45/48 - involving decarboxylation
  • C07C45/55 - of oligo- or polymeric oxo-compounds
  • C07C45/59 - in five-membered rings
  • C07C49/697 - containing six-membered aromatic rings
  • C07C49/755 - a keto group being part of a condensed ring system with two or three rings, at least one ring being a six-membered aromatic ring

• US Classifications

  • 568 - Organic compounds
  • 549 - Organic compounds
  • 560 - Organic compounds