問題詳情
77. How to prepare aspirin from phenol?
(A) 1. NaOH, CO2 2. H3O
3. Ac2O
(B) 1. CH3COCl, AlCl3 2. NaNO2, then H3PO2 3. H3O
(C) 1. Ac2O 2. H3O
3. NaOH, CO2
(D) 1. HNO3, H2SO4 2. Fe, HCl 3. CH3COCl, AlCl3
(E) 1. Ac2O 2. NaOH 3. CO2, then H3O
參考答案
答案：A
難度：適中0.642857
統計：A(9),B(2),C(0),D(0),E(1)