5690-41-5
4-benzhydrylidenenaphthalen-1-one
39604-60-9
1H-吡咯-2,5-二甲醛
95713-70-5
<(1E)-3-Diethoxyphosphoryl-1-propenyl>triphenylphosphonium-bromid
102603-79-2
3-oxo-3-phenyl-2-(triphenylphosphoranylidene-hydrazono)-propionic acid methyl ester
51848-89-6
[(benzylsulfonyl)(methyl)methylene](triphenyl)phosphorane

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