試題詳解

47. Select the most reasonable formula for the compounds with the following mass spectral data: M⁺ at m/z = 136 and M⁺² at m/z = 138 of approximately equal intensity.
(A) C₆H₁₃OCl
(B) C₄H₉Br
(C) C₁₀H₁₆
(D) C₉H₁₂O
(E) None of the above