求各种溶剂的介电常数,谢谢咯 返回小木虫查看更多
常用溶剂的介电常数和偶极矩 -------------------------------------------------------------------------------- 溶剂对反应的影响,是非常丰富的,显然介电常数不能完全概括。不过,从介电常数来思考,比较传统。 Name Structure bp, oC dipole moment Dielectric constant water H-OH 100 1.85 80 methanol CH3-OH 68 1.70 33 ethanol CH3CH2-OH 78 1.69 24.3 1-propanol CH3CH2CH2-OH 97 1.68 20.1 1-butanol CH3CH2CH2CH2-OH 118 1.66 17.8 formic acid 100 1.41 58 acetic acid 118 1.74 6.15 formamide 210 3.73 109 acetone 56 2.88 20.7 tetrahydrofuran (THF) 66 1.63 7.52 methyl ethyl ketone 80 2.78 18.5 ethyl acetate 78 1.78 6.02 acetonitrile 81 3.92 36.6 N,N-dimethylformamide (DMF) 153 3.82 38.3 diemthyl sulfoxide (DMSO) 189 3.96 47.2 hexane CH3(CH2)4 CH3 69 ---- 2.02 benzene 80 0 2.28 diethyl ether CH3CH2OCH2CH3 35 1.15 4.34 methylene chloride CH2Cl2 40 1.60 9.08 carbon tetrachloride CCl4 76 0 2.24,
非常感谢,嗯,我是做计算,需要很多数据,谢谢了
查 溶剂手册,以及兰氏化学手册,或者CRC handbook of Chemistry&Physics 保证你想要的基本都有了
常用溶剂的介电常数和偶极矩
--------------------------------------------------------------------------------
溶剂对反应的影响,是非常丰富的,显然介电常数不能完全概括。不过,从介电常数来思考,比较传统。
Name
Structure
bp, oC
dipole moment
Dielectric constant
water
H-OH
100
1.85
80
methanol
CH3-OH
68
1.70
33
ethanol
CH3CH2-OH
78
1.69
24.3
1-propanol
CH3CH2CH2-OH
97
1.68
20.1
1-butanol
CH3CH2CH2CH2-OH
118
1.66
17.8
formic acid
100
1.41
58
acetic acid
118
1.74
6.15
formamide
210
3.73
109
acetone
56
2.88
20.7
tetrahydrofuran (THF)
66
1.63
7.52
methyl ethyl ketone
80
2.78
18.5
ethyl acetate
78
1.78
6.02
acetonitrile
81
3.92
36.6
N,N-dimethylformamide (DMF)
153
3.82
38.3
diemthyl sulfoxide (DMSO)
189
3.96
47.2
hexane
CH3(CH2)4 CH3
69
----
2.02
benzene
80
0
2.28
diethyl ether
CH3CH2OCH2CH3
35
1.15
4.34
methylene chloride
CH2Cl2
40
1.60
9.08
carbon tetrachloride
CCl4
76
0
2.24,
非常感谢,嗯,我是做计算,需要很多数据,谢谢了
查 溶剂手册,以及兰氏化学手册,或者CRC handbook of Chemistry&Physics
保证你想要的基本都有了