Selenolactonization of alkynoic acids with N-phenylselenophthalimide: novel isomerization reaction of a vinyl selenide
作者:Takeshi Toru、Satoshi Fujita、Etur� Maekawa
DOI:10.1039/c39850001082
日期:——
Selenolactonization is stereoselective and regiospecific for hex-4-ynoic and hept-4-ynoic acids (1a) and (1b), but pent-4-ynoic acid (1c) gives a mixture of stereoisomers.