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PREPARATION OF PIPERIDYL-STEROIDS

  • US 3,673,175 A
  • Filed: 04/26/1971
  • Issued: 06/27/1972
  • Est. Priority Date: 04/24/1970
  • Status: Expired due to Term
First Claim
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2. A process according to claim 1, in which the reaction with the alkali metal salt is carried out in a solvent selected from the group consisting of dimethylformamide, dimethylsulphoxide, acetonitrile and hexamethylphosphoric acid tris-amide.

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