試題詳解

86. How many signals does the unsaturated ketone (CH₃)CHCH₂C(O)CH=CH₂ have in ¹H NMR and¹³C NMR spectra?
(A) 5¹H signals, 6 ¹³C signals
(B) 6 ¹H signals, 6 ¹³C signals
(C)  6 ¹ signals, 7 ¹³C signals
(D)5¹H signals, 7 ¹³C signals
(E) 5¹H signals,5 ¹³C signals