70. An unknown compound, C4H8Br2, gave the following NMR spectrum:Singlet at 1.97 ppm (6H)Singlet at
問題詳情
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)