試題詳解

46. For the following compounds the correct order for decreasing reactivity toward nucleophilic acyl substitution is

(A) II＞III＞IV＞I
(B) I＞IV＞II＞III
(C)III＞II＞I＞IV
(D) I＞IV＞III＞II
(E) IV＞III＞II＞I