sodium hydride in N,N,N',N',N'',N''-hexamethylphosphoric triamide T=20°C; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
Mavrov, M. V.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1983 , vol. 32, # 1 p. 185 - 186
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1983 , # 1 p. 211