Pregunta
Five hydroxylated analogues of tamoxifen 1, Z 2 p 1, 2 diphenyl 1 butenyl phenoxy N, N dimethylethylamine and its geometric isomer were prepared by reaction of protected hydroxy alpha ethyldeoxybenzoins with 4 2 dimethylamino ethoxy phenylmagnesium bromide, followed by acid catalyzed dehydration deprotection and chromatographic separation of isomer mixtures stromectol