... -Bis-(Dimethylamino)-ethane; High Quality High Content [Name]:Tetramethylethylenediamine; N,N,N',N'-Tetramethylethylenediamine;1,2-Bis-(Dimethylamino)-ethane;TMEDA:TEMED. [ Molecular ... 2372 Density 0.77Melting point -55 ºCBoiling point 120-122 ºCRefractive index 1.4169-1.4189Flash point 21 ºCWater ... from kindling material to seal and keep photophobically. N,N,N,'N'-Tetramethylethylenediamine