| abstract |
The present invention relates to new intermediates of formula: (CF DRAWING IN BOPI) which is in an almost completely cis- (4R, 6S) form, in which: R ** 9 and R ** 1 ** 0 are C1 - 4 alkyl radicals, or R ** 9 and R ** 1 ** 0 taken together with the carbon atom to which they are attached, form a cyclopentyl, cyclohexyl or cycloheptyl radical, and R ** 1 ** 2 is a hydrogen atom, a C1-4 alkyl radical or a metal cation; and methods useful for the preparation of antihypercholesterolemic agents. |