4-phenyl-4-((trimethylsilyl)oxy)-2-(triphenylphosphoranylidene)butanenitrile

2-(trimethylsilylmethyl)-4-phenyl-γ-butyrolactone

溴氯甲烷

甲基丙烯酸酯

ethyl 4-methoxy-2-methylene-4-phenylbutanoate