問題詳情

15. When indole is treated with bromine in dioxane at 0oC, the major organic product is .
(A) 2-bromoindole
(B) 3-bromoindole
(C) 4-bromoindole
(D) 5-bromoindole
(E) 6-bromoindole

參考答案

答案：B
難度：適中0.5
統計：A(0),B(1),C(0),D(0),E(1)