A new route to 1,3-dienes using 3-methylene-2,3-dihydrothiophene S,S-dioxide as an allyl sulphone and Michael acceptor: synthesis of (±)-lpsenol
作者:Takashi Nomoto、Hiroaki Takayama
DOI:10.1039/c39890000295
日期:——
Substituted 2,5-dihydrothiopheneS,S-dioxides, which are stable precursors of the corresponding buta-1,3-dienes, were prepared viareactions of 3-methylene-2,3-dihydrothiophene S,S-dioxide with electrophiles and nucleophiles; this method was applied to the synthesis of (±)-ipsenol.