2190369

Information

• Patent Grant
• 2190369

• References
• Source

• Patent Number

  2,190,369

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1940
  85 years ago

• CPC

  • C07C45/88 - from ketones
  • C07C1/2076 - by a transformation in which at least one -C(=O)- moiety is eliminated
  • C07C1/26 - starting from organic compounds containing only halogen atoms as hetero-atoms
  • C07C4/00 - Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
  • C07C4/22 - by depolymerisation to the original monomer
  • C07C5/31 - changing the number of rings
  • C07C17/361 - by reactions involving a decrease in the number of carbon atoms
  • C07C49/90 - Ketene

• US Classifications

  • 568 - Organic compounds
  • 570 - Organic compounds
  • 585 - Chemistry of hydrocarbon compounds