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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Nitromethane with 2-Propanol and Water
Components:
(1) 2-Propanol; C3H8O; [67-63-0]
NIST Chemistry WebBook
for detail
(2) Nitromethane; CH3NO2 ; [75-52-5]
NIST Chemistry WebBook
for detail
(3) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
Original Measurements:
Sazonov, V. P.; Zh. Prikl. Khim. (Leningrad) 59, 1451-6 (1986).
Variables:
Temperature = 298 K
Prepared By:
V. P. Sazonov
Experimental Remarks:
Estimated plait point: x
1
= 0.222, x
2
= 0.141 (w
1
= 0.404, w
2
= 0.253; compiler).
Experimental Data:
(Notes on the Nomenclature)
Compositions of coexisting liquid phases
t/°C
T/K
Mass Fraction w
1
(compiler)
Mass Fraction w
2
(compiler)
Mole Fraction x
1
Mole Fraction x
2
Comment(s)
25.0
298.2
0.8788
0.0729
0.7872
0.0663
nitromethane-rich phase
25.0
298.2
0.7961
0.1263
0.6705
0.1081
nitromethane-rich phase
25.0
298.2
0.7276
0.1628
0.5756
0.1308
nitromethane-rich phase
25.0
298.2
0.6912
0.1803
0.5278
0.1399
nitromethane-rich phase
25.0
298.2
0.6437
0.2000
0.4677
0.1476
nitromethane-rich phase
25.0
298.2
0.5880
0.2178
0.4008
0.1508
nitromethane-rich phase
25.0
298.2
0.5145
0.2381
0.3227
0.1517
nitromethane-rich phase
25.0
298.2
0.4870
0.2410
0.2946
0.1481
nitromethane-rich phase
25.0
298.2
0.1190
0.1196
0.0422
0.0431
water-rich phase
25.0
298.2
0.1417
0.1710
0.0536
0.0657
water-rich phase
25.0
298.2
0.1734
0.2000
0.0694
0.0813
water-rich phase
25.0
298.2
0.1951
0.2139
0.0808
0.0900
water-rich phase
25.0
298.2
0.2258
0.2273
0.0978
0.1000
water-rich phase
25.0
298.2
0.2665
0.2375
0.1218
0.1103
water-rich phase
25.0
298.2
0.2994
0.2417
0.1426
0.1169
water-rich phase
25.0
298.2
0.3538
0.2510
0.1817
0.1309
water-rich phase
Notes:
Method/Apparatus/Procedure:
The analytical method with the apparatus described in Sazonov
1
was used. The compositions of the coexisting liquid phases were determined by gas chromatography.
Source and Purity of Materials:
(1) Source not specified, pure grade reagent; dried and twice distilled in a packed column; 99.9 mol. % purity.
(2) Source not specified, C.P. reagent; dried and twice distilled in a packed column; 99.9 mol. % purity.
(3) Twice distilled.
Estimated Errors:
Temperature: Not reported.
References:
1
V. P. Sazonov, Zh. Prikl. Khim. (Leningrad) 55, 513 (1982).