Results The Acetylation Reaction.-By an unexceptional sequence of reactions, 2- aminobutane was converted through N-2-butylurethan and N-nitroso-N-2-butylurethan to potassium butane 2-dia~ otate.~-l'In the initial acetylation studies, either acetyl chloride (AcC1) or acetic anhydride (AczO) in dry ether was rapidly added to the suspended ethereal diazotate at about-19”. Because 2 equiv of tert-butoxide are used in the cleavage of the N- ...