1969963

Information

• Patent Grant
• 1969963

• References
• Source

• Patent Number

  1,969,963

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1934
  90 years ago

• CPC

  • C07C37/62 - by introduction of halogen by substitution of halogen atoms by other halogen atoms
  • C07C37/66 - by conversion of hydroxy groups to O-metal groups
  • C07C39/367 - polycyclic non-condensed, containing only six-membered aromatic rings as cyclic parts
  • C07C39/44 - Metal derivatives of an hydroxy group bound to a carbon atom of a six-membered aromatic ring

• US Classifications

  • 568 - Organic compounds