3894004

Information

• Patent Grant
• 3894004

• References
• Source

• Patent Number

  3,894,004

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1975
  49 years ago

• CPC

  • C07J7/006 - by a hydroxy group free esterified or etherified
  • C07J13/005 - with double bond in position 16 (17)
  • C07J31/003 - the S atom directly linked to a ring carbon atom of the cyclopenta(a)hydrophenanthrene skeleton
  • C07J41/005 - the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms
  • C07J71/001 - Oxiranes
  • C07J71/0089 - containing sulfur and oxygen

• US Classifications

  • 540 - Organic compounds
  • 552 - Organic compounds