3170918

Information

• Patent Grant
• 3170918

• References
• Source

• Patent Number

  3,170,918

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1965
  60 years ago

• CPC

  • C07J43/003 - not condensed
  • C07J1/0014 - substituted in position 17 alfa, not substituted in position 17 beta
  • C07J31/006 - not covered by C07J31/003
  • C07J41/005 - the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms
  • C07J41/0094 - containing nitrile radicals, including thiocyanide radicals
  • C07J53/002 - Carbocyclic rings fused

• US Classifications

  • 540 - Organic compounds
  • 552 - Organic compounds