1 -Trimethylstannylphospholes as Precursors of q5-Phospholyl Complexes. Synthesis of (q5-P h 0s p ho I y I) t r ic h I o rot ita n ium ( IV) Complexes ... F. Nief and F. Mathey Laboratoire de Chimie du Phosphore et des Metaux de Transition DCPH-Ecole Polytechnique, 91 128 Palaiseau Cedex, France ... Reaction of lithium phospholides with Me3SnCI yields 1 -trimethylstannylphospholes, which in toluene-hexane solution react with TiCI4, affording ...