(t-butylcarbonylmethylene)triphenylphosphorane

3-Diphenylphosphinyl-1-phenyltriazen

12-hydroxydodecyl(triphenyl)phosphanium,bromide

1-(2-(methylthio)pyridin-3-yl)-4-phenyl-1-(triphenyl-l5-phosphaneylidene)but-3-en-2-one

Bis(triphenylphosphoranyliden)hydrazin