N,N,N',N',N'',N''-hexamethylphosphoric triamide; lithium diisopropyl amide in tetrahydrofuran T=0°C; 4 h;

N,N,N',N',N'',N''-hexamethylphosphoric triamide; lithium diisopropyl amide in tetrahydrofuran T=0°C; 4 h; other LDA-conc.; without HMPT; also with CH3I or BuLi; Product distribution;

N,N,N',N',N'',N''-hexamethylphosphoric triamide; lithium aluminium deuteride in tetrahydrofuran T=-78°C;

in diethyl ether; hexane Ambient temperature;