4-(2-oxocyclohexyl)butyl-triphenylphosphanium,bromide

4-(2-formylphenoxy)butyl-triphenylphosphanium

3-[(triphenyl-λ⁵-phosphanylidene)amino]cyclohex-2-en-1-one

(2-methoxyphenyl)methyl-triphenylphosphanium,chloride

diphenyl(5-triethoxysilylpentyl)phosphane