2781364

Information

• Patent Grant
• 2781364

• References
• Source

• Patent Number

  2,781,364

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1957
  67 years ago

• CPC

  • C07J7/0015 - not substituted in position 17 alfa
  • C07J9/00 - Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms
  • C07J9/005 - containing a carboxylic function directly attached or attached by a chain containing only carbon atoms to the cyclopenta[a]hydrophenanthrene skeleton
  • C07J31/006 - not covered by C07J31/003

• US Classifications

  • 552 - Organic compounds