3639423

Information

• Patent Grant
• 3639423

• References
• Source

• Patent Number

  3,639,423

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • C07D337/12 - [b,e]-condensed
  • C07D313/12 - [b,e]-condensed
  • C07D337/16 - Eight-membered rings
  • C03C2217/263 - Metals other than noble metals, Cu or Hg
  • C03C2218/15 - from the vapour phase
  • Y10S514/906 - Muscle relaxant

• US Classifications

  • 549 - Organic compounds
  • 514 - Drug, bio-affecting and body treating compositions
  • 540 - Organic compounds
  • 564 - Organic compounds