3121122

Information

• Patent Grant
• 3121122

• References
• Source

• Patent Number

  3,121,122

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1964
  60 years ago

• CPC

  • C09B3/00 - Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
  • C07C1/2078 - by a transformation in which at least one -C(=O)-O- moiety is eliminated
  • C07C5/321 - Catalytic processes
  • C07C5/373 - with simultaneous isomerisation
  • C07C5/393 - with cyclisation to an aromatic six-membered ring
  • C07C5/41 - Catalytic processes
  • C07C13/60 - Completely or partially hydrogenated phenanthrenes
  • C07C13/62 - with more than three condensed rings
  • C07C15/20 - Polycyclic condensed hydrocarbons
  • C07C51/567 - by reactions not involving carboxylic acid anhydride groups
  • C07C2103/54 - containing more than five condensed rings
  • C07C2527/10 - Chlorides
  • C07C2527/126 - Aluminium chloride

• US Classifications

  • 585 - Chemistry of hydrocarbon compounds
  • 549 - Organic compounds