問題詳情
54. The 1H NMR spectrum of a compound with formula C7H14O shows two signals. Which one of the followings is a possiblestructure for this compound?
(A) 2-heptanone
(B) 2-methyl-3-heptanone
(C) 3-methyl-2-heptanone
(D) 2,2-dimethyl-3-pentanone
(E) 2,4-dimethyl-3-pentanone
參考答案
答案：E
難度：困難0.2
統計：A(0),B(0),C(1),D(3),E(1)