70. An unknown compound, C4H8Br2, gave the following NMR spectrum:
Singlet at 1.97 ppm (6H)
Singlet at 3.89 ppm (2H)
What is the structure of the compound?
(A) 5ee320686d5a4.jpg
(B) 5ee3207864d51.jpg
(C) 5ee32088e5ff7.jpg
(D) 5ee3209621f8e.jpg
(E) none of the above



參考答案

無參考答案

內容推薦

內容推薦