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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Nitromethane with Water
Components:
(1) Nitromethane; CH3NO2; [75-52-5]
NIST Chemistry WebBook
for detail
(2) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
Original Measurements:
Schuberth, H., Z. Phys. Chem.(Leipzig) 225, 305-12 (1964).
Variables:
Temperature = 293 K to 358 K
Prepared By:
V. P. Sazonov
Experimental Remarks:
The solubility of nitromethane in water: x
1
= 9.14·10
-6
(T/K)
2
-51.75·10
-4
(T/K)+76.58·10
-2
.
The solubility of water in nitromethane: x
2
=41.61·10
-6
(T/K)
2
-233.37·10
-4
(T/K)+333.01·10
-2
.
Experimental Data:
(Notes on the Nomenclature)
Mutual solubility of nitromethane and water
t/°C
T/K
10
2
* Mass Fraction w
1
(compiler)
Mole Fraction x
1
Comment(s)
20.0
293.2
10.71
0.0342
Water-rich phase
20.0
293.2
98.00
0.9353
Nitromethane-rich phase
30.0
303.2
11.52
0.0370
Water-rich phase
30.0
303.2
97.51
0.9205
Nitromethane-rich phase
40.0
313.2
12.79
0.0415
Water-rich phase
40.0
313.2
96.75
0.8975
Nitromethane-rich phase
50.0
323.2
14.59
0.0480
Water-rich phase
50.0
323.2
95.64
0.8661
Nitromethane-rich phase
60.0
333.2
16.76
0.0561
Water-rich phase
60.0
333.2
94.16
0.8264
Nitromethane-rich phase
70.0
343.2
19.39
0.0663
Water-rich phase
70.0
343.2
92.24
0.7783
Nitromethane-rich phase
80.0
353.2
22.30
0.0781
Water-rich phase
80.0
353.2
89.79
0.7220
Nitromethane-rich phase
85.0
358.2
23.89
0.0848
Water-rich phase
85.0
358.2
88.32
0.6906
Nitromethane-rich phase
Method/Apparatus/Procedure:
The synthetic method and the titration method were used. No further details were reported.
Source and Purity of Materials:
(1) Source not specified; purity not specified; distilled over a column of 40 theoretical plates; b. p. = 101.2 °C,
n
(20 °C, D) = 1.3819,
d
(20 °C) = 1139 g·L
-1
.
(2) Twice distilled.
Estimated Errors:
Solubility: Not reported.
Temperature: Not reported.
Pressure: Not reported.