potassium tert-butylate in N,N,N',N',N'',N''-hexamethylphosphoric triamide T=90°C; 0.6 h; change in concentration with time; equilibrium concentration; k1 + k-1 = 2.85E-5; Product distributionRate constant;

T=209°C; 12 h;

T=207.8°C; variation of time; ΔΔG(excit.); k-2 = 0.264; equilibrium concentration; Product distributionRate constant;