14.beta.-Hydroxyandrostanes

Details 14.beta.-Hydroxyandrostanes 14.beta.-Hydroxyandrostanes

1978-10-12

1980-05-06

Roberts, Elbert L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603974, 2603975, 568348, 568353, 568374, C07J 500

Patent

active

042017173

ABSTRACT:
14.beta.-Hydroxyandrostanes and processes for the preparation thereof in which the 14.beta.-hydroxy group is fabricated internally by means of a novel cyclization of 8,14-seco-4,6,9(11)-androstatrien-3,14,17-triones is disclosed.
The 14.beta.-hydroxyandrostanes are useful as precursors for the synthesis of cardenolides and related products.

REFERENCES:
patent: 3337542 (1967-08-01), Pappo
"Organic Reactions in Steroid Chemistry", vol. 1 by Fried et al., pp. 128, 130 and 131.

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