Pseudoesters and Derivatives. XXXI<sup>1</sup>. Synthesis of 5-Ethylthio-, 5-Ethylsulfinyl- and 5-Ethylsulfonylfuran-2(5<i>H</i>)-ones
作者:Francisco Fariña、M. Victoria Martín、Rosa M. Martín-Aranda、Ana Martínez de Guereñu
DOI:10.1080/00397919308009801
日期:1993.2
Convenient syntheses of 5-(ethylthio)furan-2(5H)-ones 2a-k from the appropriate 5-methoxyfuran-2(5H)-one 1a-g are described. The oxidation to the corresponding sulfoxides 5a-c and sulfones 6a-f is also reported.