Extended enolate ions from γ-phenylthio-crotonate esters
作者:Peter Brownbridge、Paul G. Hunt、Stuart Warren
DOI:10.1016/s0040-4039(00)86279-6
日期:1983.1
Substituted γ-phenylthio-crotonate esters (7) can be made by [1,2] and [1,3] PhS shifts: they form extended enolate anions which react with electrophiles at the carbon atom α to the carbonyl group and γ to sulphur.
New synthesis of butenolides and γ-phenylthio acrylic esters
作者:Peter Brownbridge、Stuart Warren
DOI:10.1039/c39770000465
日期:——
β-Phenylthio-butanolides (5), synthesised from α-phenylthio-ketones in two steps, give the title compounds by oxidation and acid-catalysed rearrangement, respectively.