問題詳情

12. Compound A: M+= 86, IR absorption: 3400 cm-1, 13C NMR spectral data: Broadband-decoupled 13C NMR: δ 30.2, 31.9, 61.8, 114.7, 138.4,DEPT-90: δ138.4; DEPT-135: δ138.4, negative peaks at δ 30.2, 31.9, 61.8, 114.7. What is the structure of compound A? 

參考答案

答案:C
難度:困難0.3
統計:A(0),B(2),C(3),D(2),E(0)

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