(2-methoxy-2-oxoethyl)-triphenylphosphanium,perchlorate

(triphenyl-λ⁵-phosphanylidene)cyanamide

二(4-甲基苯基)二氮烯

triphenyl(propan-2-ylimino)-λ⁵-phosphane

5-(triphenyl-λ⁵-phosphanylidene)pentanoic acid