羧酸习题答案.ppt

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1、习题答案 P427题:12.2 CCH3H3CH2CH2CCH3BrMg,干醚CCH3H3CH2CH2CCH3MgBrCO2H2O,H+CCH3H3CH2CH2CCH3COOHMg,干醚CO2H2O,H+CH2=CHCH2BrCH2=CHCH2MgBrCH2=CHCH2COOHMg,干醚CO2H2O,H+CH3CH2CH2CH2CH2BrCH3CH2CH2CH2CH2MgBrCH3CH2CH2CH2CH2COOHP427题:12.3CCH3CH2CH2CH3CH3BrCCH3CH2CH2CH3CH3CNCH2=CHCH2BrCH2=CHCH2CNCH3CH2CH2CH2CH2BrCH3CH2C

2、H2CH2CH2CNP427题:12.4 应用腈水解法；因为反应物中操作活泼氢（醇氢），不能合成Grignard试剂；酸性强弱顺序：(1)RCH2OHCH3COOH(3)FCH2COOHClCH2COOH(4)HOCH2CH2COOH(2)(3)(4)PKa:45,15.9,16,25P440习题12.10CH2COOHSOCl2CH2COClCH3COOHCl2PClCH2COOHCH3CH2OHH+ClCH2COOC2H5HNO3H2C CH2COOHH2C CH2COOHOCOOHLiAlH4H2OCH2OHBa(OH)2 甲氧基乙酸 2环己烯甲酸（E）4甲基2戊烯二酸 2甲酰基4硝基苯

3、甲酸 4氯甲酰基苯甲酸 2，4二氯苯氧基乙酸P442习题(一)（1）DCBA（2）ABDCP442习题(三)P442习题(四)鉴别题 一、乙酸、乙醇、乙醛、乙醚、溴乙烷；（1）酸性；（2）碘仿反应；二、甲酸、草酸、丙二酸、丁二酸、反丁烯二酸；（1）银镜反应；（2）加热P442习题(五)H2C CHOH2C COOHOOKMnO4H2OH2C COOHH2C COOH300CH2COOHOHOH2COHOOCCOOHCH3OHH+H3COOCCOOCH3OCH3CH2COOHCl2PCH3CHCOOHH+ClNaOH,H2O,CH3CHCOOHOHOOOOH3CCH3H+CH3CCH3OZn/BrCH2COOC2H5COZnBrH3CCH2COOC2H5CH3H2OCOHH3CCH2COOC2H5CH3(CH3)2CHCHCOOHOH稀 H2SO4(CH3)2CHCHO+HCOOH