3'-methyl-4',5-diphenyl-5H-55-spiro[benzo[b]phosphindole-5,2'-[1,2]oxaphosphetane]

P-ethylidene-P-phenyldibenzophosphole

1-propyl-4H-pyridine-3-carboxamide

(3R,4R)-1-Dimethylsilanyl-2,2,3-trimethyl-4-phenyl-[1,2]azasiletidine

ethylidenetri-o-tolylphosphorane