研究所、轉學考(插大)-有機化學題庫下載題庫

36. Arrange the carboxylic acid derivatives below to increase reactivity towards nucleophilic acy/ substitution.

(A)1＜2＜3
(B)1＜3＜2
(C)2＜1＜3
(D)2＜3＜1
(E)3＜2＜1