Mixture of Betaine + Malic Acid + Water

Name: Betaine
InChI: InChI=1S/C5H11NO2/c1-6(2,3)4-5(7)8/h4H2,1-3H3
InChI Key: KWIUHFFTVRNATP-UHFFFAOYSA-N
Formula: C5H11NO2
SMILES: C[N+](C)(C)CC(=O)[O-]
Mol. Weight (g/mol): 117.15
CAS: 107-43-7

Name: Malic Acid
InChI: InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)
InChI Key: BJEPYKJPYRNKOW-UHFFFAOYSA-N
Formula: C4H6O5
SMILES: O=C(O)CC(O)C(=O)O
Mol. Weight (g/mol): 134.09
CAS: 6915-15-7

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

C_p,liquid - Molar heat capacity at constant pressure, J/K/mol (2)
η - Viscosity, Pa*s (2)
σ_cond - Electrical conductivity, S/m (2)

Molar heat capacity at constant pressure, J/K/mol [ref]

Operational conditions:

Pressure, kPa = 101.3 (Liquid)
Mole fraction = 0.167 (Liquid)
Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Molar heat capacity at constant pressure, J/K/mol - Liquid
298.15	133.90
300.15	136.00
310.15	136.40
320.15	137.50
330.15	139.40
340.15	140.50
350.15	141.70
360.15	143.40

Molar heat capacity at constant pressure, J/K/mol [ref]

Operational conditions:

Pressure, kPa = 101.3 (Liquid)
Mole fraction = 0.167 (Liquid)
Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Molar heat capacity at constant pressure, J/K/mol - Liquid
298.15	133.90
300.15	136.00
310.15	136.40
320.15	137.50
330.15	139.40
340.15	140.50
350.15	141.70
360.15	143.40

Viscosity, Pa*s [ref]

Operational conditions:

Pressure, kPa = 101.3 (Liquid)
Mole fraction = 0.167 (Liquid)
Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.36	9.18
294.49	8.49
296.12	7.51
297.85	6.52
299.60	5.65
301.34	4.89
303.07	4.24
304.80	3.68
306.52	3.21
308.23	2.8
309.95	2.45
311.65	2.15
313.35	1.9
315.01	1.69
316.61	1.5
318.29	1.33
320.06	1.19
321.88	1.06
323.71	0.9500
325.53	0.8500
327.32	0.7700
329.09	0.7000
330.84	0.6400
332.57	0.5800
334.30	0.5300
336.01	0.4900
337.71	0.4500
339.43	0.4200
341.12	0.3900
342.81	0.3600

Viscosity, Pa*s [ref]

Operational conditions:

Pressure, kPa = 101.3 (Liquid)
Mole fraction = 0.167 (Liquid)
Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.36	9.18
294.49	8.49
296.12	7.51
297.85	6.52
299.60	5.65
301.34	4.89
303.07	4.24
304.80	3.68
306.52	3.21
308.23	2.8
309.95	2.45
311.65	2.15
313.35	1.9
315.01	1.69
316.61	1.5
318.29	1.33
320.06	1.19
321.88	1.06
323.71	0.9500
325.53	0.8500
327.32	0.7700
329.09	0.7000
330.84	0.6400
332.57	0.5800
334.30	0.5300
336.01	0.4900
337.71	0.4500
339.43	0.4200
341.12	0.3900
342.81	0.3600

Electrical conductivity, S/m [ref]

Operational conditions:

Pressure, kPa = 101.3 (Liquid)
Mole fraction = 0.167 (Liquid)
Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Electrical conductivity, S/m - Liquid
293.16	0.0077
298.16	0.0106
303.26	0.0144
307.54	0.0177
313.15	0.0229
318.16	0.0281
323.16	0.0340
328.15	0.0406
333.15	0.0478
338.15	0.0554

Electrical conductivity, S/m [ref]

Operational conditions:

Pressure, kPa = 101.3 (Liquid)
Mole fraction = 0.167 (Liquid)
Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Electrical conductivity, S/m - Liquid
293.16	0.0077
298.16	0.0106
303.26	0.0144
307.54	0.0177
313.15	0.0229
318.16	0.0281
323.16	0.0340
328.15	0.0406
333.15	0.0478
338.15	0.0554

Sources

Synthesis and Physical and Thermodynamic Properties of Lactic Acid and Malic Acid-Based Natural Deep Eutectic Solvents