(乙氧基羰基甲基)三苯基氯化膦

4-苯亚甲基-2-苯基-5(4H)-恶唑酮

2,2,5,5-tetramethyl-4-[(triphenyl-λ5-phosphanylidene)hydrazono]tetrahydrofuran-3-one

[(benzylsulfonyl)(methyl)methylene](triphenyl)phosphorane

[benzylsulfonyl(phenyl)methylidene]-triphenyl-λ⁵-phosphane