2-methyl-2-(2-methyl-3-phenylallyl)-1,3-dioxolane

4-diphenylphosphorylpentan-2-one

苯甲醛

2-(2-diphenylphosphorylpropyl)-2-methyl-1,3-dioxolane

4-diphenylphosphinoyl-5-hydroxy-4-methyl-5-phenylpentan-2-one ethylene acetal