Mixture of meso-2,3-butanediol + Water

Name: meso-2,3-butanediol
InChI: InChI=1S/C4H10O2/c1-3(5)4(2)6/h3-6H,1-2H3/t3-,4+
InChI Key: OWBTYPJTUOEWEK-ZXZARUISSA-N
Formula: C4H10O2
SMILES: C[C@H](O)[C@@H](C)O
Mol. Weight (g/mol): 90.12
CAS: 5341-95-7

Name: Water
InChI: InChI=1S/H2O/h1H2
InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N
Formula: H2O
SMILES: O
Mol. Weight (g/mol): 18.02
CAS: 7732-18-5

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Datasets

Molar enthalpy

Molar enthalpy of dilution, kJ/mol [ref]

Operational conditions:

Temperature, K = 298.15 (Liquid)
Pressure, kPa = 101.3 (Liquid)

Fixed		Measured
Initial molality of solute, mol/kg - Liquid	Final molality of solute, mol/kg - Liquid	Molar enthalpy of dilution, kJ/mol - Liquid
0.0011	0.0046	-0.2551
0.0046	0.0081	-0.2514
0.0081	0.0116	-0.2455
0.0116	0.0150	-0.2423
0.0150	0.0185	-0.2342
0.0185	0.0218	-0.2306
0.0218	0.0251	-0.2263
0.0251	0.0284	-0.2221
0.0284	0.0317	-0.2179
0.0317	0.0349	-0.2154
0.0349	0.0381	-0.2109
0.0381	0.0413	-0.2068
0.0413	0.0444	-0.2044
0.0444	0.0475	-0.1990
0.0475	0.0505	-0.1960
0.0505	0.0536	-0.1919
0.0536	0.0565	-0.1886
0.0595	0.0624	-0.1811

Sources

Enthalpies of Dilution of 1,3-Propanediol and Isomers of 2,3-Butanediol in Dimethylsulfoxide + Water Mixtures at 298.15 K

Note: These property values are available through the Cheméo API. A free account gives you an access key.