Process for the preparation of 3.beta.-aminocholanic acid deriva

Details Process for the preparation of 3.beta.-aminocholanic acid deriva Process for the preparation of 3.beta.-aminocholanic acid deriva

1994-03-07

1996-01-23

Geist, Gary L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Cyclopentanohydrophenanthrene ring system containing

C07J 4100

Patent

active

054866260

ABSTRACT:
Process for the preparation of 3.beta.-aminocholanic acid derivatives
A process for the preparation of 3.beta.-aminocholanic acid derivatives of the formula II ##STR1## wherein R(1), R(2) and R(3) have the meanings given, starting from the corresponding 3.beta.-hydroxycholanic acid esters, is described.

REFERENCES:
March, Advanced Organic Chemistry, p. 388, 1977.
"Amines cycliques des acides biliaires. Premiere partie: Monoamines(*)" J. Redel, et al., Bull. Soc. Chim. Fr., pp. 877-883 (1949).
"Basic Bile Acids. V. On the Syntheses and Properties of Basic Bile Acids and their Derivatives", Yasuo Satoh, Bull. Chem. Soc. Jap. 38(10):1581-1585 (1965).

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