3723521

Information

• Patent Grant
• 3723521

• References
• Source

• Patent Number

  3,723,521

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  51 years ago

• CPC

  • C07F9/65688 - the ring phosphorus atom being part of a phosphonium compound
  • C07F9/6568 - having phosphorus atoms as the only ring hetero atoms

• US Classifications

  • 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