Synthetic applications of 2-chlorooxiranes: preparation of thiazoles, dihydrothiazoles and selenazoles
作者:Johann Gasteiger、Christian Herzig
DOI:10.1016/s0040-4020(01)98964-1
日期:1981.1
thioamides and thioureas provides access to thiazoles, 4-hydroxy-4,5-dihydrothiazoles and 2-imino-2,3-dihydrothiazoles under mild conditions and with excellent yields. With 1 and selenourea, near quantitative yields of selenazoles are obtained.