7379
Neutral Six-Coordinate Carbamate and Thiocarbamate Complexes of Phosphorus Formed by “Insertion” Reactions of the P-N Bond Sir.
Carbon dioxide (1.5 mmol) reacts with the aminophosphorane CH3(CF3),PN(CH3)2I (0.5 mmol) in a hexane or ether solution in a sealed tube (-10 cm3, maximum pressure