Stereoselective synthesis of (E)-α-hydroxy-1,3-dienes via the reaction of 2,5-dihydrothiophene S,S-dioxides with carbonyl compounds
作者:Sachiko Yamada、Hiromasa Suzuki、Hiroyuki Naito、Takashi Nomoto、Hiroaki Takayama
DOI:10.1039/c39870000332
日期:——
A stereoselective synthesis of (E)-α-hydroxy-1,3-dienes, by thermal extrusion from adducts of 2,5-dihydrothiophene S,S-dioxide (1) with aldehydes and ketones, is presented and its extension to the synthesis of the dienone, (E)-tagetone, and of a 1,3,5-triene system, is illustrated.
提出了一种立体选择性合成(E)-α-羟基-1,3-二烯的方法,该方法由2,5-二氢噻吩S,S-二氧化物(1)与醛和酮的加合物热挤出形成,并将其扩展到合成中示出了二烯酮,(E)-戊酮和1,3,5-三烯系统的化合物。