試題詳解

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