关于制备乙酸乙酯反应的问题沸点:乙酸乙酯77.乙醇78.乙酸118,为什么反应物中应是乙醇过量,反应时边滴加醋酸边加热蒸馏。77.1与78.3如此接近,这样乙醇与乙酸乙酯不就一起被蒸出来了
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![关于制备乙酸乙酯反应的问题沸点:乙酸乙酯77.乙醇78.乙酸118,为什么反应物中应是乙醇过量,反应时边滴加醋酸边加热蒸馏。77.1与78.3如此接近,这样乙醇与乙酸乙酯不就一起被蒸出来了](/uploads/image/z/4992667-43-7.jpg?t=%E5%85%B3%E4%BA%8E%E5%88%B6%E5%A4%87%E4%B9%99%E9%85%B8%E4%B9%99%E9%85%AF%E5%8F%8D%E5%BA%94%E7%9A%84%E9%97%AE%E9%A2%98%E6%B2%B8%E7%82%B9%EF%BC%9A%E4%B9%99%E9%85%B8%E4%B9%99%E9%85%AF77.%E4%B9%99%E9%86%8778.%E4%B9%99%E9%85%B8118%EF%BC%8C%E4%B8%BA%E4%BB%80%E4%B9%88%E5%8F%8D%E5%BA%94%E7%89%A9%E4%B8%AD%E5%BA%94%E6%98%AF%E4%B9%99%E9%86%87%E8%BF%87%E9%87%8F%EF%BC%8C%E5%8F%8D%E5%BA%94%E6%97%B6%E8%BE%B9%E6%BB%B4%E5%8A%A0%E9%86%8B%E9%85%B8%E8%BE%B9%E5%8A%A0%E7%83%AD%E8%92%B8%E9%A6%8F%E3%80%8277.1%E4%B8%8E78.3%E5%A6%82%E6%AD%A4%E6%8E%A5%E8%BF%91%EF%BC%8C%E8%BF%99%E6%A0%B7%E4%B9%99%E9%86%87%E4%B8%8E%E4%B9%99%E9%85%B8%E4%B9%99%E9%85%AF%E4%B8%8D%E5%B0%B1%E4%B8%80%E8%B5%B7%E8%A2%AB%E8%92%B8%E5%87%BA%E6%9D%A5%E4%BA%86)
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