but-2-ynyl 4-methylbenzenesulfinate

Se-phenyl-paratolueneselenosulfonate

phenyl(3-tosylbut-1-en-2-yl)selane

(1R,2S,5R)-(-)-薄荷基(S)-对甲苯亚磺酸酯

(E)-(3-chloro-1-tosylprop-1-en-2-yl)(phenyl)selane