34. 哪一方法較合適將1-propanol 製備成2-methylpentan-3-one?
(A) 1. (CH3)2CHMgBr/ diethyl ether 2. dilute H3O+ 3. PCC
(B) 1. Na2Cr2O7/H2SO4 and heat 2. SOCl2 3. 2(CH3)2CHMgBr/ diethly ether 4. H3O+
(C) 1. Na2Cr2O7/H2SO4 and heat 2. (CH3)2CHMgBr/diethyl ether 3. dilute H3O+ 4. LiAlH4
(D) 1. PCC 2. (CH3)2CHLi/ diethyl ether 3. dilute H3O+ 4. Na2Cr2O7/ H2SO4 and heat
答案:登入後查看
統計: A(26), B(75), C(26), D(134), E(0) #1978662
統計: A(26), B(75), C(26), D(134), E(0) #1978662
