Syonyms Name: PHOSPHAZENE BASE P2-T-BU; PHOSPHAZENE BASE P(2)-T-BU SOLUTION, ~2. 0 M IN THF; 1-tert-butyl-2,2,4,4,4-pentakis(dimethylamino)-2Λ5,4Λ5-catenadi(phosphazene); phosphazene base p2-t-bu solution; 1-tert-Butyl-2,2,4,4,4-pentakis(dimethylamino)-2Λ:5,4Λ:5-catena