Corticoid - 17, 21 - Esters of dicarboxylic acids, as well as corticoid Esters of carboxylic acids - 17 - 21 - Carbonic acid ester.Processes for their Preparation and Pharmaceutical drugs containing I -

摘要

Corticoid 1721 - Acid Esters as corticoid Esters dicarboxi - 17 - Acid Esters xilicos Carbo - 21 - Carbonic acid ester of formula I in Figure 1: means Choh and CHCI available esteriArbitrary AC, CH, c = o Double Bond (9, 11) and mean Hydrogen, Chlorine, Fluorine, hydrogen fluoride, Methyl means Z, R (1) means eventually substituted aryl or condensate, hetearilo,Being saturated or unsaturated alkyl, a is - rias Times branched with other alkyl groups substituted heteroatoms, inserted with 0, S, N, N is zero or 1,M means Zero or 1 R (2) means (C1 C8 alkyl branched or linear) Figure 2 R (3) means HydrogenMethyl Alpha or beta - procedure for the preparation of a com - position i according to claim 1, characterized in that a) a compound of formula IIFigure 3 in which R is equal to o (5) and the remaining replacing either have the meanings indicated above,