3857955

Information

• Patent Grant
• 3857955

• References
• Source

• Patent Number

  3,857,955

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • C07C35/29 - being a (2.2.1) system
  • A61K31/085 - having an ether linkage to aromatic ring nuclear carbon
  • C07C29/36 - increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy
  • C07C29/40 - with compounds containing carbon-to-metal bonds
  • C07C2101/04 - with a four-membered ring
  • C07C2101/16 - The ring being unsaturated
  • C07C2102/42 - The bicyclo ring system contains seven carbon atoms
  • C07C2521/18 - Carbon
  • C07C2523/44 - Palladium

• US Classifications

  • 514 - Drug, bio-affecting and body treating compositions