問題詳情

50. Draw a Fischer projection of the product when (R)-2-bromobutane is treated with the following sequence of reagents:1. CN-, 2. H3O+ and 3. CH2N2.

 
(A) I
(B) II
(C) III
(D) IV
(E) V

參考答案

答案：E
難度：適中0.4
統計：A(0),B(1),C(1),D(1),E(2)