14-functionalized 8,19-oxido steroids and processes for...

C - Chemistry – Metallurgy – 07 – J

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260/13

C07J 71/00 (2006.01)

Patent

CA 1053224

ABSTRACT OF THE DISCLOSURE Compounds of the formula Image (I) wherein Y is selected from the group consisting of .alpha.-OH, .beta.-OH, =0, O-acyl and tetrahydropyranyl A and B may represent func- tionalized 14- or 15-carbon atoms, respectively, which are either linked by a double bond, or which carry an .alpha.- or .beta.- oxido or a 14.alpha.- or 14.beta.-hydroxy group, in which case .beta. is a methylene group the compounds have an optional double bond in position 4(5), 5(6) and/or 6(7); in the case of the 5- position being saturated, the 5-hydrogen atom is either in the .alpha. or .beta.-position; and R is selected from the group consisting of O-alkyl; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; Image ; and CN, wherein alkyl is tetrahydropyranyl, lower alkyl, preferably methyl, or a substituted methyl, wherein the substi- tuent: is selected from the group consisting of phenyl, halogen, preferably chlorine and bromine, methoxy, CH2=CH and HC?C; acyl represents a group selected from those consisting of acetate, trilower-alkyl acetates, wherein tho lowor alkyl group is preferably methyl or ethyl, monohalo acetates and trihalo acetates, preferably wherein the halogen is chlorine and bromine. There are also disclosed processes for preparation of the compounds which are useful as intermediates in the preparation of further products.

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