3869452

Information

• Patent Grant
• 3869452

• References
• Source

• Patent Number

  3,869,452

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1975
  49 years ago

• CPC

  • C07J7/007 - not substituted in position 17 alfa
  • C07J7/002 - not substituted in position 16
  • C07J13/005 - with double bond in position 16 (17)
  • C07J21/006 - at position 3
  • C07J41/005 - the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms
  • C07J71/0005 - Oxygen-containing hetero ring
  • C07J71/001 - Oxiranes
  • C07J71/0057 - Nitrogen and oxygen

• US Classifications

  • 540 - Organic compounds
  • 552 - Organic compounds