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α-cinnamoylbenzylidene(triphenyl)phosphorane
131292-04-1
ethyl 3-oxo-2-triphenylphosphoranylideneoct-4-ynoate
131292-12-1
ethyl 3-oxo-5-(3-thienyl)-2-triphenylphosphoranylidenepent-4-ynoate
131292-05-2
ethyl 5-(4-chlorophenyl)-3-oxo-2-triphenylphosphoranylidenepent-4-ynoate

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