Predict the major organic product of each of the following reactions.(a)  (b) Acetic anhyd...

Predict the major organic product of each of the following reactions.

(a)  

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(b) Acetic anhydride + ammonia (2 mol) →

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(c) Phthalic anhydride + (CH₃)₂NH (2 mol) →

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(d) Phthalic anhydride + sodium hydroxide (2 mol) →

Sample Solution (a) Nucleophilic acyl substitution by an alcohol on an acid anhydride yields an ester.