3780061

Information

• Patent Grant
• 3780061

• References
• Source

• Patent Number

  3,780,061

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1973
  50 years ago

• CPC

  • C07F9/655345 - the sulfur atom being part of a five-membered ring
  • C07C51/09 - from carboxylic acid esters or lactones
  • C07C59/86 - containing six-membered aromatic rings and other rings
  • C07C59/88 - containing halogen
  • C07C63/72 - Polycyclic acids
  • C07C65/36 - containing rings other than six-membered aromatic rings
  • C07C65/38 - having unsaturation outside the aromatic rings
  • C07C245/14 - having diazo groups bound to acyclic carbon atoms of a carbon skeleton
  • C07D307/88 - with one oxygen atom directly attached in position 1 or 3
  • C07D333/38 - Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
  • C07D333/80 - Seven-membered rings
  • C07C2103/32 - (Hydrogenated) dibenzocycloheptenes
  • C07C2103/36 - containing eight-membered rings

• US Classifications

  • 549 - Organic compounds
  • 544 - Organic compounds
  • 560 - Organic compounds
  • 562 - Organic compounds
  • 987 - Organic compounds containing a bi, sb, as, or p atom or containing a metal atom of the 6th to 8th group of the periodic system