問題詳情

33. How would you carry out the following transformation? 

 
(A) 1. (a) NaOH, (b) CH3CH2Br; 2. Na, NH3(l) 
(B) 1. Na, NH3(l); 2. (a) CH3MgBr, (b) CH3CH2Br 
(C) 1. (a) NaNH2, (b) CH3CH2Br; 2. H2, Lindlar’s catalyst
(D) 1. (a) NaNH2, (b) CH3CH2Br; 2. Na, NH3(l) 
(E) 1. (a) BuLi, (b) CH3CH2Br; 2. H2, Lindlar’s catalyst

參考答案

答案：D
難度：簡單0.777778
統計：A(1),B(0),C(1),D(7),E(0)