Title:
2-lower-alkyl and 2, 17alpha-di-lower-alkyl derivatives of testosterone and of 19-nortestosterone, and intermediates therefor
United States Patent 2989549
Inventors:
Pederson, Raymond L.
Babcock, John C.
Hogg, John A.
Publication Date:
06/20/1961
Export Citation:
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Assignee:
UPJOHN CO
Primary Class:
552/527
Other Classes:
435/59, 435/911, 552/635, 552/643
International Classes:
C07J1/00; C07J75/00
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US Patent References:
277477717alpha-methyl-19-nortesterone
2739974Process of preparing delta4,6-3-ketosteroids
2374680Compounds of the cyclopentanopolyhydrophenanthrene series and methods of their preparation
2291643Unsaturated hydroxy-pregnene derivatives
2286892Process of preparing oxo compounds of the cyclopentano-polyhydrophenanthrene series
2281622Saturated and unsaturated derivatives of the 3-keto-cyclopentanopolyhydrophenanthrene series