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ch3chohch2ch3分子间脱水 B.丙氨酸和苯丙氨酸脱水,最多可生成3种二肽

2021-04-10知识5

甲醇和2-丙醇与浓H2SO4混合加热可能发生反应方程式 有四个 甲醇分子间脱水成醚 2 CH3OH=CH3OCH3(乙醚)+H2O;2-丙醇分子间脱水成醚 2CH3CHOHCH3=(CH3)2CHOCH(CH3)2(2,3-二甲基丁醚)+H2O;甲醇与乙醇脱水成醚 CH3OH+CH3CH2OH=CH3OCH2CH3(甲乙醚)+H2O;2-丙醇.

CH3CH2CH2OH如何转化为CH3CHOHCH2OH CH3CH2CH2OH-(浓硫酸做催化剂,加热)-CH3CH=CH2+H2OCH3CH=CH2+Br-CH3CHOBrCH2BrCH3CHOBrCH2Br+2H2O-(NaOH)-CH3CHOHCH2OH+2HBr

ch3chohch2ch3加hbr生成什么? 一楼不正确:CH3CHOHCH2CH3和HBr根本就不反应;因为CH3CHOHCH2CH3里没有不饱和键,不能发生加成反应;

#ch3chohch2ch3分子间脱水

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