cesium fluoride in N,N,N',N',N'',N''-hexamethylphosphoric triamide T=10°C; 5 h; Irradiation; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

cesium fluoride in N,N,N',N',N'',N''-hexamethylphosphoric triamide 25 h; Ambient temperature;

1: acetone 2: 16.8 percent Chromat. / CsF / hexamethylphosphoric acid triamide / 25 h / Ambient temperature View Scheme

in water