3927046

Information

• Patent Grant
• 3927046

• References
• Source

• Patent Number

  3,927,046

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1975
  49 years ago

• CPC

  • C07J5/0053 - not substituted in position 16
  • C07J1/0059 - substituted in position 17 by a keto group
  • C07J1/0085 - the substituent in position 17 alfa being a saturated hydrocarbon group
  • C07J1/0092 - Alkenyl derivatives
  • C07J1/0096 - Alkynyl derivatives
  • C07J5/003 - by a saturated or unsaturated hydrocarbon group including 16-alkylidene substitutes
  • C07J7/002 - not substituted in position 16
  • C07J7/0045 - not substituted in position 16
  • C07J7/0055 - by a saturated or unsaturated hydrocarbon group
  • C07J7/0095 - carbon in position 21 is part of carboxylic group
  • C07J11/00 - Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 3
  • C07J21/008 - at position 17
  • C07J33/005 - spiro-condensed
  • C07J51/00 - Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00
  • C07J53/004 - 3 membered carbocyclic rings

• US Classifications

  • 552 - Organic compounds