3897487

Information

• Patent Grant
• 3897487

• References
• Source

• Patent Number

  3,897,487

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1975
  49 years ago

• CPC

  • C07F9/5456 - Arylalkanephosphonium compounds
  • C07C45/48 - involving decarboxylation
  • C07C49/697 - containing six-membered aromatic rings
  • C07C51/363 - by introduction of halogen by substitution of halogen atoms by other halogen atoms
  • C07C63/68 - containing halogen
  • C07C317/00 - Sulfones Sulfoxides
  • C07C323/00 - Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
  • C07D317/72 - spiro-condensed with carbocyclic rings

• US Classifications

  • 562 - Organic compounds
  • 549 - Organic compounds
  • 560 - Organic compounds
  • 568 - 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