2-乙炔呋喃

1,1-双(4-甲氧基苯基)-2-丙炔-1-醇

1-(3,4-dimethoxyphenyl)prop-2-yn-1-ol

1-Chloro-4-(2-propyn-1-yl)benzene

4-乙炔-4-羟基l-1-环己酮 乙烯 乙缩醛