Methyl 4-[2-(1,4-Dioxaspiro[4.5]dec-8-yl)ethyl]benzoate

methyl 4-[2-(4-oxocyclohexyl)ethenyl]benzoate

8-亚甲基-1,4-二噁螺[4.5]癸烷

1,4-二噁螺[4.5]癸烷-8-甲醛

(4-甲氧羰基苄基)三苯基溴化膦