用化学方法区分对甲基苄醇和1-苯基乙醇
人气:210 ℃ 时间:2020-06-09 11:19:30
解答
卢卡斯试剂
卢卡斯试剂是浓盐酸与无水氯化锌的混合物,在有机分析中用作伯、仲、叔醇的鉴别试剂.
对甲基苄醇(苄醇类):与卢卡斯试剂迅速反应,溶液立即变浑浊,发生相分离.
1-苯基乙醇(伯醇):室温下无可见反应,溶液不变浑浊.
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