問題詳情

71. What is the major product of the following reaction? 


(A) Ⅰ
(B) Ⅱ
(C)Ⅰ and  Ⅲ
(D) Ⅳ
(E) Ⅴ

參考答案

答案:D
難度:困難0.333333
統計:A(0),B(1),C(0),D(1),E(0)