3830843

Information

• Patent Grant
• 3830843

• References
• Source

• Patent Number

  3,830,843

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1974
  51 years ago

• CPC

  • C07D317/72 - spiro-condensed with carbocyclic rings
  • C07C59/40 - Unsaturated compounds
  • C07C59/46 - containing rings other than six-membered aromatic rings
  • C07C59/56 - containing halogen
  • C07C59/72 - containing six-membered aromatic rings and other rings
  • C07C59/82 - the keto group being part of a ring
  • C07C59/90 - containing singly bound oxygen-containing groups
  • C07C2103/26 - (Hydrogenated) phenanthrenes

• US Classifications

  • 564 - Organic compounds