金屬-有機配位體配合物的穩(wěn)定常數(shù)

1、金屬-有機配位體配合物的穩(wěn)定常數(shù)序號配位體金屬離子配位體數(shù)目 n lgn1乙二胺四乙酸(EDTA)(HOOCCH2)2NCH22Ag+17.32Al3+116.11Ba2+17.78Be2+19.3Bi3+122.8Ca2+111.0Cd2+116.4Co2+116.31Co3+136.0Cr3+123.0Cu2+118.7Fe2+114.83Fe3+124.23Ga3+120.25Hg2+121.80In3+124.95Li+12.79Mg2+18.64Mn2+113.8Mo(V)16.36Na+11.66Ni2+118.56Pb2+118.3Pd2+118.5Sc2+123.1Sn2+12

2、2.1Sr2+18.80Th4+123.2TiO2+117.3Tl3+122.5U4+117.50VO2+118.0Y3+118.32Zn2+116.4Zr4+119.42 乙酸 (Acetic acid) CH3COOH Ag+ 1,2 0.73,0.64 Ba2+ 1 0.41 Ca2+ 1 0.6 Cd2+ 1,2,3 1.5,2.3,2.4 Ce3+ 1,2,3,4 1.68,2.69,3.13,3.18 Co2+ 1,2 1.5,1.9 Cr3+ 1,2,3 4.63,7.08,9.60 Cu2+(20) 1,2 2.16,3.20 In3+ 1,2,3,4 3.50,5.95,7.

3、90,9.08 Mn2+ 1,2 9.84,2.06 Ni2+ 1,2 1.12,1.81 Pb2+ 1,2,3,4 2.52,4.0,6.4,8.5 Sn2+ 1,2,3 3.3,6.0,7.3 Tl3+ 1,2,3,4 6.17,11.28,15.10,18.3 Zn2+ 1 1.5 3 乙酰丙酮 (Acetyl acetone) CH3COCH2CH3 Al3+(30) 1,2 8.6,15.5 Cd2+ 1,2 3.84,6.66 Co2+ 1,2 5.40,9.54 Cr2+ 1,2 5.96,11.7 Cu2+ 1,2 8.27,16.34 Fe2+ 1,2 5.07,8.67 F

4、e3+ 1,2,3 11.4,22.1,26.7 Hg2+ 2 21.5 Mg2+ 1,2 3.65,6.27 Mn2+ 1,2 4.24,7.35 Mn3+ 3 3.86 Ni2+(20) 1,2,3 6.06,10.77,13.09 Pb2+ 2 6.32 Pd2+(30) 1,2 16.2,27.1 Th4+ 1,2,3,4 8.8,16.2,22.5,26.7 Ti3+ 1,2,3 10.43,18.82,24.90 V2+ 1,2,3 5.4,10.2,14.7 Zn2+(30) 1,2 4.98,8.81 Zr4+ 1,2,3,4 8.4,16.0,23.2,30.1 4 草酸(O

5、xalic acid)   HOOCCOOH Ag+ 1 2.41 Al3+ 1,2,3 7.26,13.0,16.3 Ba2+ 1 2.31 Ca2+ 1 3.0 Cd2+ 1,2 3.52,5.77 Co2+ 1,2,3 4.79,6.7,9.7 Cu2+ 1,2 6.23,10.27 Fe2+ 1,2,3 2.9,4.52,5.22 Fe3+ 1,2,3 9.4,16.2,20.2 Hg2+ 1 9.66 Hg22+ 2 6.98 Mg2+ 1,2 3.43,4.38 Mn2+ 1,2 3.97,5.80 Mn3+ 1,2,3 9.98,16.57,19.42 Ni2+ 1,2

6、,3 5.3,7.64,8.5 Pb2+ 1,2 4.91,6.76 Sc3+ 1,2,3,4 6.86,11.31,14.32,16.70 Th4+ 4 24.48 Zn2+ 1,2,3 4.89,7.60,8.15 Zr4+ 1,2,3,4 9.80,17.14,20.86,21.15 5 乳酸 (Lactic acid)   CH3CHOHCOOH Ba2+ 1 0.64 Ca2+ 1 1.42 Cd2+ 1 1.70 Co2+ 1 1.90 Cu2+ 1,2 3.02,4.85 Fe3+ 1 7.1 Mg2+ 1 1.37 Mn2+ 1 1.43 Ni2+ 1 2.22 Pb

7、2+ 1,2 2.40,3.80 Sc2+ 1 5.2 Th4+ 1 5.5 Zn2+ 1,2 2.20,3.75 6 水楊酸 (Salicylic acid)   C6H4(OH)COOH Al3+ 1 14.11 Cd2+ 1 5.55 Co2+ 1,2 6.72,11.42 Cr2+ 1,2 8.4,15.3 Cu2+ 1,2 10.60,18.45 Fe2+ 1,2 6.55,11.25 Mn2+ 1,2 5.90,9.80 Ni2+ 1,2 6.95,11.75 Th4+ 1,2,3,4 4.25,7.60,10.05,11.60 TiO2+ 1 6.09 V2+ 1 6.

8、3 Zn2+ 1 6.85 7 磺基水楊酸(5-sulfosalicylic acid)   HO3SC6H3(OH)COOH Al3+(0.1mol/L) 1,2,3 13.20,22.83,28.89 Be2+(0.1mol/L) 1,2 11.71,20.81 Cd2+(0.1mol/L) 1,2 16.68,29.08 Co2+(0.1mol/L) 1,2 6.13,9.82 Cr3+(0.1mol/L) 1 9.56 Cu2+(0.1mol/L) 1,2 9.52,16.45 Fe2+(0.1mol/L) 1,2 5.9,9.9 Fe3+(0.1mol/L) 1,2,3 1

9、4.64,25.18,32.12 Mn2+(0.1mol/L) 1,2 5.24,8.24 Ni2+(0.1mol/L) 1,2 6.42,10.24 Zn2+(0.1mol/L) 1,2 6.05,10.65 8 酒石酸 (Tartaric acid)   (HOOCCHOH)2 Ba2+ 2 1.62 Bi3+ 3 8.30 Ca2+ 1,2 2.98,9.01 Cd2+ 1 2.8 Co2+ 1 2.1 Cu2+ 1,2,3,4 3.2,5.11,4.78,6.51 Fe3+ 1 7.49 Hg2+ 1 7.0 Mg2+ 2 1.36 Mn2+ 1 2.49 Ni2+ 1 2.

10、06 Pb2+ 1,3 3.78,4.7 Sn2+ 1 5.2 Zn2+ 1,2 2.68,8.32 9 丁二酸(Butanedioic acid) HOOCCH2CH2COOH Ba2+ 1 2.08 Be2+ 1 3.08 Ca2+ 1 2.0 Cd2+ 1 2.2 Co2+ 1 2.22 Cu2+ 1 3.33 Fe3+ 1 7.49 Hg2+ 2 7.28 Mg2+ 1 1.20 Mn2+ 1 2.26 Ni2+ 1 2.36 Pb2+ 1 2.8 Zn2+ 1 1.6 10 硫脲(Thiourea) H2NC(S)NH2 Ag+ 1,2 7.4,13.1 Bi3+ 6 11.9 Cd

11、2+ 1,2,3,4 0.6,1.6,2.6,4.6 Cu+ 3,4 13.0,15.4 Hg2+ 2,3,4 22.1,24.7,26.8 Pb2+ 1,2,3,4 1.4,3.1,4.7,8.3 11 乙二胺(Ethyoenediamine)   H2NCH2CH2NH2 Ag+ 1,2 4.70,7.70 Cd2+(20) 1,2,3 5.47,10.09,12.09 Co2+ 1,2,3 5.91,10.64,13.94 Co3+ 1,2,3 18.7,34.9,48.69 Cr2+ 1,2 5.15,9.19 Cu+ 2 10.8 Cu2+ 1,2,3 10.67,20.0

12、,21.0 Fe2+ 1,2,3 4.34,7.65,9.70 Hg2+ 1,2 14.3,23.3 Mg2+ 1 0.37 Mn2+ 1,2,3 2.73,4.79,5.67 Ni2+ 1,2,3 7.52,13.84,18.33 Pd2+ 2 26.90 V2+ 1,2 4.6,7.5 Zn2+ 1,2,3 5.77,10.83,14.11 12 吡啶(Pyridine) C5H5N Ag+ 1,2 1.97,4.35 Cd2+ 1,2,3,4 1.40,1.95,2.27,2.50 Co2+ 1,2 1.14,1.54 Cu2+ 1,2,3,4 2.59,4.33,5.93,6.54 F

13、e2+ 1 0.71 Hg2+ 1,2,3 5.1,10.0,10.4 Mn2+ 1,2,3,4 1.92,2.77,3.37,3.50 Zn2+ 1,2,3,4 1.41,1.11,1.61,1.93 13 甘氨酸(Glycin)   H2NCH2COOH Ag+ 1,2 3.41,6.89 Ba2+ 1 0.77 Ca2+ 1 1.38 Cd2+ 1,2 4.74,8.60 Co2+ 1,2,3 5.23,9.25,10.76 Cu2+ 1,2,3 8.60,15.54,16.27 Fe2+(20) 1,2 4.3,7.8 Hg2+ 1,2 10.3,19.2 Mg2+ 1,2 3.44,6.46 Mn2+ 1,2 3.6,6.6 Ni2+ 1,2,3 6.18,11.14,15.0 Pb2+ 1,2 5.47,8.92 Pd2+ 1,2 9.12,17.55 Zn2+ 1,2 5.52,9.96 14 2-甲基-8-羥基喹啉 (50%二噁烷) (8-Hydroxy-2-methyl quinoline) Cd2+