5-((dichloro(4-methoxyphenyl)-4-tellanyl)methyl)-3,3-dimethyldihydrofuran-2(3H)-one

2,2-二甲基-4-戊酸甲酯

3-溴丙烯

异丁酸

2,2-dimethylpent-4-enoic acid ethyl ester