ChemInform Abstract: Synthesis of 1,3,4‐Oxazaphospholines Based on Phosphorylated Carbamates.

Abstract

1999 organo-phosphorus compounds, nonmetal heterocycles organo-phosphorus compounds, nonmetal heterocycles S 0087 -204 Synthesis of 1,3,4-Oxazaphospholines Based on PhosphorylatedCarbamates.-Addition of alcohols to bis(chloromethyl)phosphinoyl isocyanate or, alternatively, reaction of bis(chloromethyl)phosphinoyl chloride with urethanes (VI) affords phosphorylated carbamates (III) which undergo Et 3 N-induced cyclization to afford the title compounds (IV). -(PUDOVIK, M. A.; SAAKYAN, G. M.; KHAIRULLIN, V. K.; KHAILOVA, N. A.; PU-DOVIK, A. N.; Russ.