Mixture of L-Cysteine + Water

Datasets

1. Molality, mol/kg (4)
2. n₀ - Refractive index (Na D-line) (2)
3. ρ_l - Mass density, kg/m3 (4)
4. c_sound,fluid - Speed of Sound, m/s (2)

Molality, mol/kg of L-Cysteine (1) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Molality, mol/kg of L-Cysteine (1) - Liquid
298.15	101.00	1.8212

Mole fraction of L-Cysteine (1) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mole fraction of L-Cysteine (1) - Liquid
298.15	100.00	0.0130

Molality, mol/kg of L-Cysteine (1) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Molality, mol/kg of L-Cysteine (1) - Liquid
298.15	101.00	1.8212

Mole fraction of L-Cysteine (1) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mole fraction of L-Cysteine (1) - Liquid
298.15	100.00	0.0130

Refractive index (Na D-line) [ref]

Fixed			Measured
Molality, mol/kg of L-Cysteine (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Refractive index (Na D-line) - Liquid
1.8212	298.15	101.00	1.3439

Refractive index (Na D-line) [ref]

Fixed			Measured
Molality, mol/kg of L-Cysteine (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Refractive index (Na D-line) - Liquid
1.8212	298.15	101.00	1.3439

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Molality, mol/kg of L-Cysteine (1) - Liquid	Mass density, kg/m3 - Liquid
288.15	0.0975	1003.7
288.15	0.1985	1008.47
288.15	0.2986	1013.2
288.15	0.3968	1017.83
288.15	0.4932	1022.38
288.15	0.6000	1027.42
288.15	0.6922	1031.77
298.15	0.0975	1001.64
298.15	0.1985	1006.41
298.15	0.2986	1011.13
298.15	0.3968	1015.77
298.15	0.4932	1020.32
298.15	0.6000	1025.36
298.15	0.6922	1029.71
308.15	0.0975	998.63
308.15	0.1985	1003.4
308.15	0.2986	1008.12
308.15	0.3968	1012.76
308.15	0.4932	1017.31
308.15	0.6000	1022.35
308.15	0.6922	1026.7
318.15	0.0975	994.82
318.15	0.1985	999.59
318.15	0.2986	1004.32
318.15	0.3968	1008.96
318.15	0.4932	1013.51
318.15	0.6000	1018.55
318.15	0.6922	1022.9
288.15	0.0000	999.1
298.15	0.0000	997.04
308.15	0.0000	994.03
318.15	0.0000	990.22

Mass density, kg/m3 [ref]

Fixed			Measured
Molality, mol/kg of L-Cysteine (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
1.8212	298.15	101.00	1074.1

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Molality, mol/kg of L-Cysteine (1) - Liquid	Mass density, kg/m3 - Liquid
288.15	0.0975	1003.7
288.15	0.1985	1008.47
288.15	0.2986	1013.2
288.15	0.3968	1017.83
288.15	0.4932	1022.38
288.15	0.6000	1027.42
288.15	0.6922	1031.77
298.15	0.0975	1001.64
298.15	0.1985	1006.41
298.15	0.2986	1011.13
298.15	0.3968	1015.77
298.15	0.4932	1020.32
298.15	0.6000	1025.36
298.15	0.6922	1029.71
308.15	0.0975	998.63
308.15	0.1985	1003.4
308.15	0.2986	1008.12
308.15	0.3968	1012.76
308.15	0.4932	1017.31
308.15	0.6000	1022.35
308.15	0.6922	1026.7
318.15	0.0975	994.82
318.15	0.1985	999.59
318.15	0.2986	1004.32
318.15	0.3968	1008.96
318.15	0.4932	1013.51
318.15	0.6000	1018.55
318.15	0.6922	1022.9
288.15	0.0000	999.1
298.15	0.0000	997.04
308.15	0.0000	994.03
318.15	0.0000	990.22

Mass density, kg/m3 [ref]

Fixed			Measured
Molality, mol/kg of L-Cysteine (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
1.8212	298.15	101.00	1074.1

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Frequency, MHz = 3 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Molality, mol/kg of L-Cysteine (1) - Liquid	Speed of sound, m/s - Liquid
288.15	0.0975	1474.0
288.15	0.1985	1481.8
288.15	0.2986	1489.5
288.15	0.3968	1497.1
288.15	0.4932	1504.5
288.15	0.6000	1512.7
288.15	0.6922	1519.8
298.15	0.0975	1503.6
298.15	0.1985	1510.9
298.15	0.2986	1518.0
298.15	0.3968	1525.1
298.15	0.4932	1532.0
298.15	0.6000	1539.6
298.15	0.6922	1546.2
308.15	0.0975	1525.8
308.15	0.1985	1532.2
308.15	0.2986	1538.6
308.15	0.3968	1544.9
308.15	0.4932	1551.0
308.15	0.6000	1557.8
308.15	0.6922	1563.6
318.15	0.0975	1541.9
318.15	0.1985	1547.8
318.15	0.2986	1553.6
318.15	0.3968	1559.3
318.15	0.4932	1564.8
318.15	0.6000	1571.0
318.15	0.6922	1576.4
288.15	0.0000	1466.5
298.15	0.0000	1496.6
308.15	0.0000	1519.6
318.15	0.0000	1536.3

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Frequency, MHz = 3 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Molality, mol/kg of L-Cysteine (1) - Liquid	Speed of sound, m/s - Liquid
288.15	0.0975	1474.0
288.15	0.1985	1481.8
288.15	0.2986	1489.5
288.15	0.3968	1497.1
288.15	0.4932	1504.5
288.15	0.6000	1512.7
288.15	0.6922	1519.8
298.15	0.0975	1503.6
298.15	0.1985	1510.9
298.15	0.2986	1518.0
298.15	0.3968	1525.1
298.15	0.4932	1532.0
298.15	0.6000	1539.6
298.15	0.6922	1546.2
308.15	0.0975	1525.8
308.15	0.1985	1532.2
308.15	0.2986	1538.6
308.15	0.3968	1544.9
308.15	0.4932	1551.0
308.15	0.6000	1557.8
308.15	0.6922	1563.6
318.15	0.0975	1541.9
318.15	0.1985	1547.8
318.15	0.2986	1553.6
318.15	0.3968	1559.3
318.15	0.4932	1564.8
318.15	0.6000	1571.0
318.15	0.6922	1576.4
288.15	0.0000	1466.5
298.15	0.0000	1496.6
308.15	0.0000	1519.6
318.15	0.0000	1536.3

Sources

• Synthesis and thermodynamics studies of ionic liquid 1-methyl-3-pentylimidazolium bromide ([C5mim][Br]) with amino acids (L-cysteine and N-acetyl-L-cysteine) at different temperatures
• Solvation of Basic and Neutral Amino Acids in Aqueous Electrolytic Solutions: Measurements and Modeling
• Solubility of the Proteinogenic a-Amino Acids in Water, Ethanol, and Ethanol-Water Mixtures