3148183

Information

• Patent Grant
• 3148183

• References
• Source

• Patent Number

  3,148,183

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1964
  60 years ago

• CPC

  • C07D231/54 - condensed with carbocyclic rings or ring-systems
  • A61K31/573 - substituted in position 21
  • A61K31/58 - containing heterocyclic rings
  • C07J7/0045 - not substituted in position 16
  • C07J7/0055 - by a saturated or unsaturated hydrocarbon group
  • C07J7/0075 - substituted in position 17 alfa
  • C07J17/00 - Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton
  • C07J21/008 - at position 17
  • C07J71/00 - Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
  • C07J71/001 - Oxiranes
  • C07J71/0047 - at position 2(3)
  • C07J75/00 - Processes for the preparation of steroids in general

• US Classifications

  • 540 - Organic compounds
  • 435 - Chemistry: molecular biology and microbiology
  • 552 - Organic compounds