問題詳情

22. Which reaction condition could NOT give the indicated product in the following scheme?  
(A) POCl3, pyridine
(B) KMnO4, H3O+
(C) CH3CH2OH, H+
(D) Na+ -OEt, then CH3MgBr
(E) H3O+, heat

參考答案

答案:D
難度:困難0.285714
統計:A(0),B(1),C(2),D(2),E(0)

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