Heterogeneous Azeotropes

With water

Click on the first letter of the component other than water:

A... B... C... D... E... H... I... M... N... P... S... T... V... X...

Not containing water

A...

Components Boiling point,oC Azeotrope B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 70.60 14.30 3.20 92.70
Acrylonitrile 78.00 85.70 96.80 7.30
Water 100.00 83.00 16.70 1.60 97.00
Allyl_acetate 104.10 83.30 98.40 3.00
Water 100.00 92.10 35.30 2.25 97.80
Allyl_acetone 129.50 64.70 97.75 2.20
Water 100.00 89.40 34.00 2.50 96.40
Allyl_cyanide 118.90 66.00 97.50 3.60

B...

Components Boiling point,oC Azeotrope B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 69.40 8.90 0.06 99.93
Benzene 80.10 91.10 99.94 0.07
Water 100.00 93.00 44.50 20.10 92.30
1-Butanol 117.70 55.50 79.90 7.70
Water 100.00 64.00 6.10 0.20 99.68
1-Butenylethyl_ether(cis) 72.00 93.90 99.80 0.32
Water 100.00 67.00 7.20 0.20 99.99
l-Butenylmethylether 76.70 92.80 99.80 0.01
Water 100.00 98.60 72.00 19.20 93.60
1-Butoxy-2-propanol 170.10 28.00 80.80 6.40
Water 100.00 90.70 27.10 1.20 99.32
Butyl_acetate 126.50 72.90 98.80 0.68
Water 100.00 99.40 84.10 2.80 99.60
Butyl_acetoacetate 213.90 15.90 97.20 0.40
Water 100.00 94.30 38.00 0.70 99.80
Butyl_acrylate 118.20 62.00 99.30 0.20
Water 100.00 99.80 94.40 0.24 99.99
n-Butyl_aniline 240.90 5.60 99.76 0.01
Water 100.00 99.90 95.00 99.99 0.32
Butyl_benzoate 250.20 5.00 0.01 99.68
Water 100.00 97.90 53.00 0.48 99.94
Butyl_butyrate 166.40 47.00 99.52 0.06
Water 100.00 68.00 7.00 0.08 99.89
Butyl_chloride 78.00 93.00 99.92 0.11
Water 100.00 94.10 33.40 0.03 99.81
Butyl_ether 142.00 66.60 99.97 0.19
Water 100.00 99.90 97.50 1.10 99.99
2-Butyl_octanol 253.40 2.50 98.90 0.01
Water 100.00 99.90 95.80 99.98 0.13
Butyl_salicylate 268.20 4.20 0.02 99.87
Water 100.00 86.30 18.80 99.99 0.01
Butylisopropenyl_ether 114.80 81.20 0.01 99.99
Water 100.00 88.70 32.50 2.50 96.47
Butyronitrile 118.00 67.50 97.50 3.53

C...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 43.60 2.00 99.71 0.01
Carbon_disulfide 46.30 98.00 0.29 99.99
Water 100.00 66.80 4.10 99.97 0.03
Carbon_tetrachloride 76.80 95.90 0.03 99.97
Water 100.00 98.00 65.50 98.03 0.28
2-Chloroethyl_ether 179.20 34.50 1.07 99.72
Water 100.00 56.30 3.00 99.20 0.20
Chloroform 61.20 97.00 0.80 99.80
Water 100.00 98.50 62.60 99.83 0.14
Chloroisopropyl_ether 187.00 37.40 0.17 99.86
Water 100.00 84.00 24.80 9.60 84.40
Croton_aldehyde 104.00 75.20 90.40 15.60
Water 100.00 69.80 8.50 0.01 99.99
Cyclohexane 81.40 91.50 99.99 0.01
Water 100.00 95.00 61.60 8.00 97.70
Cyclohexanone 155.40 38.40 92.00 2.30
Water 100.00 93.50 42.00 13.80 70.70
Cyclopentanone 130.70 58.00 86.20 29.30

D...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 99.40 86.80 99.22 0.44
Di(2-chloroethyl)formal 218.10 13.20 0.78 99.56
Water 100.00 95.30 41.00 0.70 99.30
Diallyl_acetal 150.90 59.00 99.30 0.70
Water 100.00 98.70 66.30 0.20 99.97
Dibutyl_acetal 189.40 33.70 99.80 0.03
Water 100.00 97.00 50.50 6.20 99.53
Dibutyl_amine 159.60 49.50 93.80 0.47
Water 100.00 99.90 91.00 6.80 99.61
Dibutyl_ethanolamine 228.70 9.00 93.20 0.39
Water 100.00 99.90 98.50 0.38 99.90
Dibutyl_fumarate 285.10 1.50 99.62 0.10
Water 100.00 99.90 98.40 0.64 99.99
Dibutyl_maleate 280.60 1.60 99.36 0.01
Water 100.00 99.40 87.00 88.70 10.30
2,3-Dichloropropanol 182.00 13.00 11.30 89.70
Water 100.00 98.00 67.70 0.01 99.95
Dicyclopentadiene 170.00 32.30 99.99 0.05
Water 100.00 82.60 14.30 1.20 94.50
Diethyl_acetal 102.10 85.70 98.80 5.50
Water 100.00 94.20 34.50 0.48 99.54
Diethyl_butyral 146.30 65.50 99.52 0.46
Water 100.00 99.50 87.50 99.60 1.13
Diethyl_fumarate 218.10 12.50 0.40 98.87
Water 100.00 99.60 88.10 98.50 1.40
Diethyl_maleate 225.00 11.90 1.50 98.60
Water 100.00 99.90 98.40 99.98 0.50
Diethyl_phthalate 296.00 1.60 0.02 99.50
Water 100.00 100.00 98.30 1.30 99.86
Diethyl_pimelate 268.10 1.70 98.70 0.14
Water 100.00 99.90 91.00 97.95 1.80
Diethyl_succinate 217.70 9.00 2.05 98.20
Water 100.00 99.80 94.70 1.40 99.70
Diethylene_glycol 254.60 5.30 98.60 0.30
Water 100.00 99.80 92.80 2.50 98.90
Dihexyl_amine 239.80 7.20 97.50 1.10
Water 100.00 97.00 51.90 0.75 99.95
Diisobutyl_ketone 168.00 48.10 99.25 0.05
Water 100.00 82.00 12.00 0.01 99.99
Diisobutylene 102.60 88.00 99.99 0.01
Water 100.00 99.90 93.00 99.77 0.81
Diisopropyl_maleate 228.70 7.00 0.23 99.19
Water 100.00 99.20 85.00 18.20 98.72
Diisopropylethanol_amine 190.00 15.00 81.80 1.28
Water 100.00 98.50 70.40 0.99 99.94
Dimethyl_butyral 114.00 79.70 99.10 2.90
Water 100.00 77.00 11.70 0.13 99.87
2,5-Dimethyl_furan 93.30 88.30 99.87 0.13
Water 100.00 83.90 14.30 0.77 96.52
2,6-Dimethyl-4-heptanol 178.10 29.60 99.01 0.06
Water 100.00 87.30 20.30 0.90 97.10
Dimethyl_isobutyral 104.70 85.70 99.23 3.48
Water 100.00 100.00 98.90 99.57 1.50
Dimethyl_phthalate 282.90 1.10 0.43 98.50
Water 100.00 99.90 96.80 99.00 12.00
Dimethyl_pimelate 248.90 3.20 0.99 98.00
Water 100.00 95.00 36.60 0.34 99.59
Dipropyl_acetal 146.60 63.40 99.66 0.41
Water 100.00 94.30 40.50 0.90 99.60
Dipropyl_ketone 144.00 59.50 99.10 0.40
Water 100.00 88.50 26.00 94.10 1.20

E...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 88.50 26.00 94.10 1.20
Epichlorohydrin 117.00 74.00 5.90 98.80
Water 100.00 97.00 63.00 1.90 98.50
Ethyl-3-ethoxy_propionate 170.10 37.00 98.10 1.60
Water 100.00 70.40 8.10 3.30 91.30
Ethyl_acetate 77.20 91.90 96.70 8.70
Water 100.00 81.00 15.10 1.50 98.00
Ethyl_acrylate 99.80 84.90 98.50 2.00
Water 100.00 99.20 83.90 0.70 99.80
n-Ethyl_aniline 204.80 16.10 99.30 0.20
Water 100.00 92.00 33.00 0.05 99.98
Ethyl_benzene 136.20 67.00 99.95 0.02
Water 100.00 96.70 58.00 4.56 99.57
2-Ethyl_butanol 146.00 42.00 95.44 0.43
Water 100.00 93.50 38.00 1.52 99.37
Ethyl_crotonate 137.80 62.00 98.48 0.63
Water 100.00 52.60 5.00 4.50 86.40
Ethyl_formate 54.20 95.00 95.50 13.60
Water 100.00 99.10 80.00 2.60 99.90
2-Ethyl_hexanol 185.00 20.00 97.40 0.10
Water 100.00 99.90 94.00 2.43 99.99
Ethyl_octanol 220.50 6.00 97.57 0.01
Water 100.00 97.00 52.40 0.57 99.94
2-Ethylbutyl_acetate 162.30 47.60 99.43 0.06
Water 100.00 98.60 74.90 0.50 99.90
2-Ethylbutyl_butyrate 199.60 25.10 99.50 0.10
Water 100.00 76.60 11.90 0.40 99.56
Ethylbutyl_ether 92.20 88.10 99.60 0.44
Water 100.00 94.60 42.20 0.80 98.60
Ethylbutyl_ketone 148.50 57.80 99.20 1.40
Water 100.00 87.50 23.70 0.80 99.60
2-Ethylbutyraldehyde 116.90 76.30 99.20 0.40
Water 100.00 99.70 87.00 3.30 98.45
2-Ethylbutyric_acid 194.20 13.00 96.70 1.55
Water 100.00 97.10 58.00 23.00 98.50
n-Ethylcyclohexyl_amine 164.00 42.00 77.00 1.50
Water 100.00 71.60 8.20 99.20 0.20
Ethylene_dichloride 84.00 91.80 0.80 99.80
Water 100.00 99.90 96.40 1.23 99.75
2-Ethylhexanoic_acid 228.00 3.60 98.77 0.25
Water 100.00 99.00 73.50 0.55 99.97
2-Ethylhexyl_acetate 199.00 26.50 99.45 0.03
Water 100.00 98.20 64.00 25.30 99.75
2-Ethylhexyl_amine 169.10 36.00 74.70 0.25
Water 100.00 97.30 55.00 0.10 99.90
2-Ethylhexyl_chloride 173.00 45.00 99.90 0.10
Water 100.00 99.90 93.40 0.45 99.99
2-Ethylhexyl_crotonate 241.20 6.60 99.55 0.01
Water 100.00 99.80 96.40 0.03 99.99
2-Ethylhexyl_ether 269.80 3.60 99.97 0.01
Water 100.00 99.90 96.40 0.19 99.99
2-Ethylhexyl_hexanoate 267.20 3.60 99.81 0.01
Water 100.00 92.00 28.60 17.20 62.00
Ethylidene_acetone 123.50 71.40 82.80 38.00

H...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 79.20 12.90 0.02 99.99
Heptane 98.40 87.10 99.98 0.01
Water 100.00 97.80 58.90 0.51 99.67
2-Heptyl_acetate 176.40 41.10 99.49 0.03
Water 100.00 97.50 57.60 0.44 99.97
3-Heptyl_acetate 173.80 42.40 99.56 0.03
Water 100.00 91.00 31.30 1.20 99.40
Hexaldehyde 128.50 68.70 98.80 0.60
Water 100.00 99.90 92.10 5.40 98.90
Hexanoic_acid 205.00 7.90 94.60 1.10
Water 100.00 97.80 67.20 7.20 99.42
Hexanol 158.00 32.80 92.80 0.58
Water 100.00 95.10 48.60 1.70 99.80
2-Hexenal 149.00 51.40 98.30 0.20
Water 100.00 99.70 88.80 0.24 99.99
Hexyl-2-ethyl_butyrate 230.30 11.20 99.76 0.01
Water 100.00 97.40 61.00 0.56 99.95
Hexyl_acetate 169.20 39.00 99.44 0.05
Water 100.00 91.80 29.70 0.17 99.99
Hexyl_chloride 133.90 70.30 99.83 0.01
Water 100.00 99.80 93.30 0.30 99.99
Hexyl_hexanoate 245.20 6.70 99.70 0.01

I...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 89.70 30.00 15.00 91.30
Isobutyl_alcohol 108.40 70.00 85.00 8.70
Water 100.00 99.50 83.90 4.30 98.80
Isophorone 215.20 16.10 95.70 1.20
Water 100.00 75.90 11.10 1.80 97.10
Isopropyl_acetate 89.00 88.90 98.20 2.90
Water 100.00 95.00 43.80 0.05 99.99
Isopropyl_benzene 152.40 56.20 99.95 0.01
Water 100.00 35.00 1.00 0.33 99.69
Isopropyl_chloride 36.50 99.00 99.67 0.31
Water 100.00 62.20 4.60 0.57 99.10
Isopropyl_ether 67.50 95.40 99.43 0.90

M...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 91.80 34.70 3.40 97.20
Mesityl_oxide 128.70 65.30 96.60 2.80
Water 100.00 63.60 7.70 1.98 97.35
Methacrylaldehyde 67.50 92.30 98.02 2.65
Water 100.00 76.20 12.70 0.26 99.69
1-Methoxy-1,3-butadiene 90.90 87.30 99.74 0.31
Water 100.00 96.50 65.40 4.10 93.80
3-Methoxybutyl_acetate 171.30 34.60 95.90 6.20
Water 100.00 94.70 44.00 1.40 99.45
5-Methyl-2-hexanone 144.00 56.00 98.60 0.55
Water 100.00 94.30 43.30 5.80 98.30
4-Methyl-2-pentanol 131.00 56.70 94.20 1.70
Water 100.00 53.30 3.50 0.09 99.85
4-Methyl-2-pentene 56.70 96.50 99.91 0.15
Water 100.00 94.80 36.70 0.58 99.87
4-Methyl-2-pentyl_acetate 146.10 63.30 99.42 0.13
Water 100.00 98.20 60.80 2.80 99.19
4-Methyl-2-pentyl_butyrat 182.60 39.20 97.20 0.81
Water 100.00 98.40 72.00 19.40 98.78
2-Methyl-5-ethyl_pyridine 177.80 28.00 80.60 1.22
Water 100.00 88.50 23.00 0.83 99.58
2-Methyl_pentanal 118.30 77.00 99.17 0.42
Water 100.00 97.20 60.00 5.40 99.70
2-Methyl_pentanol 148.00 40.00 94.60 0.30
Water 100.00 95.20 45.40 1.50 99.57
Methylamyl_ketone 150.50 54.60 98.50 0.43
Water 100.00 99.40 83.80 48.00 95.20
alpha-Methylbenzyl_amine 187.40 16.20 52.00 4.80
Water 100.00 100.00 98.70 99.99 0.22
alpha-Methylbenzyl_ether 286.70 1.30 0.01 99.78
Water 100.00 96.50 48.00 0.40 99.93
n-Methyldibutyl_amine 162.90 52.00 99.60 0.07
Water 100.00 38.80 1.00 98.00 0.10
Methylene_chloride 40.00 99.00 2.00 99.90
Water 100.00 87.90 24.00 1.60 98.00
Methylisobutyl_ketone 115.10 76.00 98.40 2.00
Water 100.00 81.50 18.40 3.00 99.09
Methylisopropenyl_ketone 97.90 81.60 97.00 0.91
Water 100.00 99.40 87.90 2.90 98.70
2-Methylpentanoic_acid 196.40 12.10 97.10 1.30
Water 100.00 99.70 89.00 97.70 5.90
Methylphenyl_carbinol 205.00 11.00 2.30 94.10
Water 190.00 99.10 81.50 99.45 1.65
Methylphenyl_ketone 202.30 18.50 0.55 98.35
Water 100.00 88.40 22.00 1.02 99.37
2-Methylpropyl_acetate 117.30 78.00 98.98 0.63
Water 100.00 83.80 19.60 3.30 95.70
Methylpropyl_ketone 101.70 80.40 96.70 4.30
Water 100.00 33.00 0.90 0.10 99.80
Methylvinyl_chloride(cis) 32.80 99.10 99.90 0.20

N...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope ,wt% Upper layer, wt% Lower layer, wt%
Water 100.00 95.00 39.80 100.00 0.00
Nonane 150.80 60.20 0.00 100.00

P...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 90.80 25.20 1.10 89.50
Paraldehyde 124.50 74.80 98.90 10.50
Water 100.00 34.60 1.40 0.05 99.96
Pentane 36.10 98.60 99.95 0.04
Water 100.00 94.40 41.00 4.50 83.40
2,4-Pentanedione 140.60 59.00 95.50 16.60
Water 100.00 91.50 35.00 9.90 94.50
3-Pentanol 115.60 65.00 90.10 5.50
Water 100.00 99.80 95.70 99.98 0.03
Phenyl_ether 259.00 4.30 0.02 99.97
Water 100.00 82.20 24.00 5.00 90.60
Propionitrile 97.20 76.00 95.00 9.40
Water 100.00 44.00 2.20 0.30 99.70
Propyl_chloride 46.60 97.80 99.70 0.30
Water 100.00 78.40 10.60 99.74 0.06
Propylene_dichloride 96.80 89.40 0.26 99.94

S...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 93.90 40.90 0.05 99.97
Styrene 145.20 59.10 99.95 0.03
Water 100.00 99.20 77.60 99.70 0.50
Styrene_oxide 194.20 22.40 0.30 99.50

T...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 88.50 17.20 99.98 0.01
Tetrachloroethylene 121.00 82.80 0.02 99.99
Water 100.00 96.90 60.00 1.02 99.49
1,2,3,6-Tetrahydrobenzaldehyde 164.20 40.00 98.98 0.51
Water 100.00 98.80 78.30 0.54 99.37
Tetrahydrobenzonitrile 195.10 21.70 99.46 0.63
Water 100.00 95.60 48.00 93.15 1.62
1,4-Thioxane 149.20 52.00 6.85 98.38
Water 100.00 85.00 20.20 0.05 99.94
Toluene 110.60 79.80 99.95 0.06
Water 100.00 95.00 38.00 0.43 99.87
Triallyl_amine 151.10 62.00 99.57 0.13
Water 100.00 99.80 82.00 0.30 99.99
Tributyl_amine 213.90 18.00 99.70 0.01
Water 100.00 86.00 16.40 99.55 0.05
1,1,2-Trichloroethane 113.70 83.60 0.45 99.95
Water 100.00 73.10 6.30 99.80 0.02
1,1,2-Trichloroethylene 87.10 93.70 0.20 99.98
Water 100.00 44.50 1.00 99.00 0.10
1,1,2-Trichlorotrifluoroethane 47.70 99.00 1.00 99.90
Water 100.00 100.00 97.80 1.26 99.99
Tridecanol 244.00 2.20 98.74 0.01
Water 100.00 99.70 94.00 98.10 0.80
Triglycol_dichloride 240.90 6.00 1.90 99.20
Water 100.00 99.00 77.00 0.28 99.99
Trimethyltetrahydrobenzal 204.50 23.00 99.72 0.01

V...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 83.00 19.00 1.30 98.65
Valeraldehyde 103.30 81.00 98.70 1.35
Water 100.00 99.80 89.00 13.00 97.60
Valeric_acid 186.20 11.00 87.00 2.40
Water 100.00 84.00 17.00 99.39 0.37
Vinyl-2-Chloroethyl_ether 109.10 83.00 0.61 99.63
Water 100.00 98.60 68.00 0.20 99.99
Vinyl-2-ethyl_hexanoate 185.20 32.00 99.80 0.01
Water 100.00 97.80 59.10 0.05 99.99
Vinyl-2-ethylhexyl_ether 177.70 40.90 99.95 0.01
Water 100.00 95.00 38.00 0.19 99.97
Vinyl-2-methyl_pentanoate 148.80 62.00 99.81 0.03
Water 100.00 99.40 85.00 5.36 99.99
2-Vinyl-5-ethyl_pyridine ******* 15.00 94.64 0.01
Water 100.00 66.00 7.30 1.03 98.00
Vinyl_acetate 72.70 92.70 98.97 2.00
Water 100.00 99.30 82.60 99.99 0.32
Vinyl_benzoate ******* 17.40 0.01 99.68
Water 100.00 87.27 20.40 0.30 99.70
Vinyl_butyrate 116.70 9.60 99.70 0.30
Water 100.00 92.00 31.00 1.10 99.70
Vinyl_crotonate 133.90 69.00 98.90 0.30
Water 100.00 83.50 17.00 0.30 99.64
Vinyl_isobutyrate 105.40 83.00 99.70 0.36
Water 100.00 79.00 13.00 0.60 99.18
Vinyl_propionate 94.90 87.00 99.40 0.82
Water 100.00 60.00 5.40 0.27 99.60
Vinylallyl_ether 67.40 94.60 99.73 0.40
Water 100.00 77.50 11.60 0.09 99.70
Vinylbutyl_ether 94.20 88.40 99.91 0.30
Water 100.00 34.60 1.50 0.20 99.10
Vinylethyl_ether 35.50 98.50 99.80 0.90
Water 100.00 70.50 7.80 0.08 99.80
Vinylisobutyl_ether 83.40 92.20 99.92 0.20
Water 100.00 51.80 2.70 0.19 99.36
Vinylisopropyl_ether 55.70 97.30 99.81 0.64
Water 100.00 59.00 5.00 0.20 99.60
Vinylpropyl_ether 65.10 95.00 99.80 0.40

X...

Components Boiling point,oC Azeotropic B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Water 100.00 94.50 40.00 0.05 99.95
m-Xylene 139.10 60.00 99.95 0.05

Other than Water

Components Boiling point,oC Azeotrope B.P,oC Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt%
Ethylene_glycol 197.20 139.50 6.40 2.00 99.00
Butyl_ether 142.00 93.60 98.00 1.00
Ethylene_glycol 123.00 112.80 35.60 0.10 99.90
Hexyl_ether 137.00 64.40 99.90 0.10
Ethylene_glycol 197.50 192.30 64.50 0.22 98.28
Phenyl_ether 257.40 35.50 99.78 1.72
Methanol 64.70 37.70 14.00 49.20 2.80
Carbon_disulfide 46.30 86.00 50.80 97.20
Methanol 64.70 50.00 26.90 15.00 58.00
Hexane 69.00 73.10 85.00 42.00