How is 3-Amino-2,2-dimethylpropanamide (CAS: 324763-51-1) typically synthesized?

3-Amino-2,2-dimethylpropanamide can be synthesized by reacting dimethyl acetamide with ammonia in the presence of a catalyst, such as p-toluenesulfonic acid. The reaction is carried out under mild conditions, and the product is isolated by recrystallization. The yield is typically around 70-80%. Other methods involve the condensation of dimethyl acetamide with hydroxylamine followed by reduction to form the amide.