有机酸在水溶液中的解离常数

1、 有机酸在水溶液中的解离常数（）DissociationConstantsofOrganicAcidsinAqueousSolutio(n25oC)序号(No.)名称(Name)化学式(Chemicalformula)KapKa1甲酸HCOOH1.8X10-43.752乙酸CH3COOH1.74X10-54.763乙醇酸CH2(OH)COOH1.48X10-43.834草酸(COOH)25.4X10-2(K1)1.275.4X10-5(K2)4.275甘氨酸CH2(NH2)COOH1.7X10-109.786一氯乙酸CH2ClCOOH1.4X10-32.867二二二氯乙酸CHCl2COOH5.

2、0X10-21.308三氯乙酸CCl3COOH2.0X10-10.709丙酸CH3CH2COOH1.35X10-54.8710丙烯酸CH2=CHCOOH5.5X10-54.2611乳酸（丙醇酸）CH3CHOHCOOH1.4X10-43.8612丙二酸HOCOCH2COOH1.4X10-3(K1)2.852.2X10-6(K2)5.66132-丙炔酸HC三CCOOH1.29X10-21.8914甘油酸HOCH2CHOHCOOH2.29X10-43.6415丙酮酸CH3COCOOH3.2X10-32.4916,丙胺酸CH3CHNH2COOH1.35X10-109.8717丙胺酸CH2NH2cH2C

3、OOH4.4X10-1110.3618正丁酸ch3(ch2)2cooh1.52X10-54.8219异丁酸(CH3)2CHCOOH1.41X10-54.85203-丁烯酸CHCHCH2COOH2.1X10-54.6821异丁烯酸CH2=C(CH2)COOH2.2X10-54.6622反丁烯二酸（富马酸）HOCOCH-CHCOOH9.3X10-4(K1)3.033.6X10-5(K2)4.4423顺丁烯HOCOCH-CHCOOH1.2X1.92二酸（马来酸）10-2(K1)5.9X10-7(K2)6.2324酒石酸HOCOCH(OH)CH(OH)COOH1.04X10-3(K1)2.984.55

4、X10-5(K2)4.3425正戊酸ch3(ch2)3cooh1.4X10-54.8626异戊酸(CHJ2CHCH2COOH1.67X10-54.78272-戊烯酸CH3cH2CH-CHCOOH2.0X10-54.70283-戊烯酸CH3CH=CHCH2COOH3.0X10-54.52294-戊烯酸CH2-CHCH2cH2COOH2.10X10-54.67730戊二酸HOCO(CH2)3COOH1.7X10-4(K1)3.778.3X10-7(K2)6.0831谷氨酸HOCOCH2cH2cH(NHJCOOH7.4X10-3(K1)2.134.9X10-5(K2)4.314.4X10-109.3

5、58(K3)32正己酸CH3(CH2)4COOH1.39X10-54.8633异己酸(CH3)2cH(CH2)3COOH1.43X10-54.8534(E)-2-己烯酸H(CH2)3CH-CHCOOH1.8X10-54.7435(E)-3-己烯酸CH3CH2CH=CHCH2COOH1.9X10-54.7236己二酸HOCOCH2cH2cH2cH2COOH3.8X10-5(K1)4.423.9X10-6(K2)5.4137柠檬酸HOCOCH2c(OH)(COOH)CH2COOH7.4X10-4(K1)3.131.7X10-5(K2)4.764.0X10-7(K3)6.4038苯酚C6H50H1.

6、1X10-109.9639邻苯二酚(。)C6H4(OH)23.6X10-109.451.6X10-1312.840间苯二酚(m)C6H4(OH)23.6X10-10(K1)9.308.71X10-12(K2)11.0641对苯二酚(P)C6H4(0H)21.1X10-109.96422,4,6-三硝基苯酚2,4,6-(NO2)3C6H20H5.1X10-10.2943葡萄糖酸CH20H(CHOH)4COOH1.4X10-43.8644苯甲酸C6H5COOH6.3X10-54.2045水杨酸C6H4(OH)COOH1.05X10-3(K1)2.984.17X10-13(K2)12.3846邻硝基

7、苯甲酸(o)N02c6H4COOH6.6X10-32.1847间硝基苯甲酸(m)NO2c6H4COOH3.5X10-43.4648对硝基苯甲酸(p)N02c6H4COOH3.6X10-43.4449邻苯二甲酸(o)C6H4(C00H)21.1X10-3(K1)2.964.0X10-6(K2)5.4050间苯二甲酸(m)C6H4(C00H)22.4X10-4(K1)3.622.5X4.6010-5(K2)51对苯二甲酸(p)C6H4(COOH)22.9X10-4(K1)3.543.5X10-5(K2)4.46521,3,5-苯三甲酸C6H3(CO0H%7.6X10-3(K1)2.127.9X10-5(K2)4.106.6X10-6(K3)5.1853苯基六羧酸C6(COOH)62.1X10-1(K1)0.686.2X10-3(K2)2.213.0X10-4(K3)3.528.1X10-6(K4)5.094.8X10-7(K5)6.323.2X10-8(K6)7.4954癸二酸HOOC(CH2)8COOH2.6X10-5(K1)4.592.6X10