Dimethylaniline, purification

See also Acetylacetone) 5-Dimethylamino-l,2,3,4-thiatri-azole, m.p., 6 46 Dimethylaniline, purification of,... 

The following chemicals are utilized without further purification (from Ventron-Alfa Inorganics unless noted otherwise), dibutyltin dichloride (Fisher), diethyltin dichloride, dimethyl-tin dichloride, dioctyltin dichloride, dilauryltin dichloride (Metallcxner Labs.), triphenyltin chloride, tri-n-butyltin chloride (Aldrich), tribenzyltin chloride, tricyclohexyltin bromide, tri-n-propyltin chloride, dibutyltin dibromde, diphenyltin dichloride (Metallomer Labs.), dextran (molecular weight 200,000-300,000 United States Biochemical Corp.), triethylenediamine (Eastman), triethylamine (Eastanan), piperdine (Matheson, Coleman and Bell), N,N-dimethylaniline (Fisher), Aniline (Baker), 4-dimethylamino-pyridine (gift from Reilly Tar and Chemical Corp.), 3,5-lutidine (Aldrich) and pyridine (Baker). 

Purification HCl-free material can be prepared either by distillation from dimethylaniline or by standard degassing procedures. " ... 

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