2240275

Information

• Patent Grant
• 2240275

• References
• Source

• Patent Number

  2,240,275

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1941
  85 years ago

• CPC

  • C07C59/68 - the oxygen atom of the ether group being bound to a non-condensed six-membered aromatic ring
  • C07C51/04 - from carboxylic acid halides
  • C07C51/09 - from carboxylic acid esters or lactones
  • C07C51/15 - by reaction of organic compounds with carbon dioxide
  • C07C51/363 - by introduction of halogen by substitution of halogen atoms by other halogen atoms
  • C07C51/38 - by decarboxylation
  • C07C51/60 - by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
  • C07C51/62 - by reactions not involving the carboxylic acid halide group
  • C07C53/23 - containing rings
  • C07C55/32 - containing halogen
  • C07C57/58 - containing six-membered aromatic rings
  • C07C59/135 - containing halogen

• US Classifications

  • 560 - Organic compounds
  • 554 - Organic compounds
  • 562 - Organic compounds