Corticosteroids from 17-keto steroids via 20-cyano-.DELTA..sup.1

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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2603975, C07J 500

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active

046005382

ABSTRACT:
The process of the present invention transforms 17-keto steroids (I) to the corresponding corticoids (IV) in three steps.

REFERENCES:
patent: 4041055 (1977-08-01), Shephard et al.
patent: 4216159 (1980-08-01), Hessler et al.
patent: 4342702 (1982-08-01), Walker
patent: 4411835 (1983-10-01), Walker
patent: 4500461 (1985-02-01), Van Rheenen
Synthesis, pp. 92-95 (1975) Academic Press, New York; Editor G. Schill et al.
J. Org. Chem. 43, 4374-4376 (1978) Side Chain Extension.
J. Org. Chem., 44, 702-710 (1979) R. W. Freerksen et al.
J. Am. Chem. Soc. 76, 5031-5034 (1954) G. I. Poos et al.
J. Am. Chem. Soc., 70, 1454-1458 (1948) L. M. Sarett.
J. Am. Chem. Soc. 71, 2443-2444 (1949) L. H. Sarett.
J. Am. Chem. Soc., 77, 196-198 (1955) P. R. Watson et al.
Helv. Chim. Acta 34, 359-372 (1951) Von J. Heer et al.

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