問題詳情

10. Which of the following compounds gives a 1H-NMR spectrum consisting of only two singlets?
(A) CH3OCH2CH2OCH2CH3
(B) CH3OCH2CH2CH2CH2OH
(C) CH3OC(CH3)2OCH3
(D) CH3OCH2CH(CH3)OCH3
(E) CH3CH2OCH2CH3

參考答案

答案：C
難度：簡單0.75
統計：A(0),B(0),C(3),D(0),E(0)