2221807

Information

• Patent Grant
• 2221807

• References
• Source

• Patent Number

  2,221,807

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • C07C39/27 - all halogen atoms being bound to ring carbon atoms
  • C07C39/28 - the halogen being one chlorine atom
  • C07C39/30 - the halogen being two chlorine atoms

• US Classifications

  • 568 - Organic compounds