2634272

Information

• Patent Grant
• 2634272

• References
• Source

• Patent Number

  2,634,272

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1953
  71 years ago

• CPC

  • C07D221/28 - Morphinans
  • C07C211/25 - of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings
  • C07D217/02 - with only hydrogen atoms or radicals containing only carbon and hydrogen atoms, directly attached to carbon atoms of the nitrogen-containing ring Alkylene-bis-isoquinolines
  • C07D217/10 - Quaternary compounds
  • C07D217/20 - with oxygen atoms directly attached to the aromatic ring of said aralkyl radical

• US Classifications

  • 546 - Organic compounds