3215713

Information

• Patent Grant
• 3215713

• References
• Source

• Patent Number

  3,215,713

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1965
  59 years ago

• CPC

  • C07D213/53 - Nitrogen atoms
  • C07C203/00 - Esters of nitric or nitrous acid
  • C07C323/00 - Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
  • C07D295/088 - to an acyclic saturated chain
  • C07D295/13 - to an acyclic saturated chain
  • C07D295/15 - to an acyclic saturated chain
  • C07D459/00 - Heterocyclic compounds containing benz [g] indolo [2, 3-a] quinolizine ring systems
  • C07J41/00 - Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
  • C07J41/0038 - with an androstane skeleton, including 18- or 19-substituted derivatives, 18-nor derivatives and also derivatives where position 17-beta is substituted by a carbon atom not directly bonded to a further carbon atom and not being part of an amide group
  • C07J41/005 - the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms
  • C07J41/0055 - the 17-beta position being substituted by an uninterrupted chain of at least three carbon atoms which may or may not be branched
  • C07J41/0072 - the A ring of the steroid being aromatic
  • C07J41/0094 - containing nitrile radicals, including thiocyanide radicals
  • C07J71/0005 - Oxygen-containing hetero ring
  • C07J71/001 - Oxiranes
  • C07J71/0052 - at position 16(17)
  • C07J75/00 - Processes for the preparation of steroids in general

• US Classifications

  • 552 - Organic compounds
  • 204 - Chemistry: electrical and wave energy
  • 540 - Organic compounds
  • 544 - Organic compounds
  • 546 - Organic compounds
  • 558 - Organic compounds
  • 564 - Organic compounds
  • 568 - Organic compounds