nHOOC-C6H5-COOH+nHOCH2CH2OH→ . 查看更多

 

题目列表(包括答案和解析)

写出下列化学反应方程式,并注明反应条件:
(1)乙醇催化氧化(铜或银做催化剂):
2CH3CH2OH+O2
Cu或Ag
2CH3CHO+2H2O
2CH3CH2OH+O2
Cu或Ag
2CH3CHO+2H2O

(2)葡萄糖发生银镜反应:
CH2OH(CHOH)4CHO+2[Ag(NH32]OH
60~70℃
水浴
CH2OH(CHOH)4COONH4+2Ag↓+3NH3+H2O
CH2OH(CHOH)4CHO+2[Ag(NH32]OH
60~70℃
水浴
CH2OH(CHOH)4COONH4+2Ag↓+3NH3+H2O

(3)葡萄糖和新制氢氧化铜发生反应:
CH2OH(CHOH)4CHO+2Cu(OH)2
CH2OH(CHOH)4COOH+Cu2O+2H2O
CH2OH(CHOH)4CHO+2Cu(OH)2
CH2OH(CHOH)4COOH+Cu2O+2H2O

(4)淀粉水解:
(C6H10O5n+nH2O
稀硫酸
nC6H12O6
(C6H10O5n+nH2O
稀硫酸
nC6H12O6

(5)对苯二甲酸和乙二醇制聚酯纤维(涤纶):
nHOOC-C6H5-COOH+nHOCH2CH2OH→HO{OCC6H5-COOCH2CH2O-}nH+(2n-1)H2O
nHOOC-C6H5-COOH+nHOCH2CH2OH→HO{OCC6H5-COOCH2CH2O-}nH+(2n-1)H2O

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