Regioselective synthesis of 3-acylated 2, 5-dihydrothiophene S, S-dioxides via ultrasound-promoted allylzincation of 3-bromo-2, 3-dihydrothiophene S, S-dioxide

HH Tso, T Chou, SC Hung

文献索引：Tso, Hsi-Hwa; Chou, Ta-shue; Hung, Su Chun Journal of the Chemical Society, Chemical Communications, 1987 , p. 1552 - 1553

全文：HTML全文

被引用次数: 9

摘要

3-Acylated 2, 5-dihydrothiophene S, S-dioxides were synthesized from 3-hydroxyalkylated 2, 3-dihydrothiophene S, S-dioxides, prepared highly regioselectively via ultrasound-promoted allylzincation of 3-bromo-2, 3-dihydro-thiophene S, S-dioxide.