IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Nitromethane with N, N-Diethylethanamine and Water

Components:
   (1) Nitromethane; CH3NO2 ; [75-52-5]  NIST Chemistry WebBook for detail
   (2) N,N-Diethylethanamine; C6H15N; [121-44-8]  NIST Chemistry WebBook for detail
   (3) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail

Original Measurements:
   Zhuravlev, E. F. and Burdykina, R. I.;, Zh. Fiz. Khim. 43, 895-900 (1969).

Variables:
   Temperature = 265 K to 360 K

Prepared By:
   V. P. Sazonov

Experimental Remarks:

   The solubility temperatures of the liquid phases were determined in ternary mixtures with a constant mass relationship of (1) and (2) as 10.7:89.3, 20.9:79.1, 34.6:65.4, 50.5:49.5, 64.9:35.1, 79.6:20.4, and 89.4:10.6, respectively.

Experimental Data:   (Notes on the Nomenclature)

Solubility temperatures of the liquid phases
t/°C	T/K	Mass Fraction w₁	Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)
19.5	292.7	0.108	0.013	0.035	0.003
29.4	302.6	0.849	0.101	0.787	0.056
31.7	304.9	0.120	0.014	0.039	0.003
46.5	319.7	0.149	0.018	0.050	0.004
48.7	321.9	0.837	0.099	0.752	0.054
60.0	333.2	0.825	0.098	0.721	0.052
65.0	338.2	0.198	0.023	0.069	0.005
66.0	339.2	0.810	0.096	0.683	0.049
71.0	344.2	0.805	0.095	0.670	0.048
85.5	358.7	0.772	0.091	0.598	0.043
86.3	359.5	0.291	0.035	0.112	0.008
12.0	285.2	0.103	0.027	0.034	0.005
25.8	299.0	0.116	0.030	0.038	0.006
35.3	308.5	0.744	0.191	0.689	0.107
37.7	310.9	0.137	0.035	0.046	0.007
44.3	317.5	0.739	0.190	0.675	0.105
48.0	321.2	0.159	0.041	0.055	0.009
52.5	325.7	0.732	0.188	0.656	0.102
56.5	329.7	0.731	0.187	0.652	0.101
57.5	330.7	0.172	0.044	0.060	0.009
62.5	335.7	0.735	0.186	0.637	0.099
70.0	343.2	0.197	0.051	0.071	0.011
72.2	345.4	0.713	0.183	0.606	0.094
80.0	353.2	0.705	0.181	0.587	0.097
86.5	359.7	0.700	0.180	0.576	0.089
1.8	275.0	0.646	0.350	0.743	0.243
10.0	283.2	0.127	0.069	0.044	0.014
20.0	293.2	0.160	0.087	0.058	0.019
51.0	324.2	0.223	0.120	0.088	0.029
52.5	325.7	0.590	0.319	0.541	0.176
59.0	332.2	0.587	0.318	0.533	0.174
75.8	349.0	0.585	0.317	0.528	0.173
82.0	355.2	0.582	0.314	0.518	0.168
-8.0	265.2	0.497	0.487	0.587	0.347
1.2	274.4	0.502	0.492	0.612	0.362
9.5	282.7	0.503	0.493	0.618	0.365
15.0	288.2	0.177	0.173	0.071	0.042
19.0	292.2	0.442	0.433	0.392	0.232
22.0	295.2	0.161	0.157	0.063	0.037
27.8	301.0	0.443	0.435	0.396	0.235
36.2	309.4	0.445	0.437	0.402	0.238
59.0	332.2	0.100	0.099	0.035	0.021
-4.0	269.2	0.344	0.650	0.455	0.518
5.3	278.5	0.345	0.652	0.462	0.527
13.5	286.7	0.297	0.561	0.266	0.303
30.0	303.2	0.301	0.570	0.278	0.318
49.5	322.7	0.308	0.583	0.299	0.342
59.5	332.7	0.309	0.583	0.301	0.343
61.7	334.9	0.312	0.590	0.312	0.356
14.5	287.7	0.029	0.111	0.010	0.022
17.0	290.2	0.181	0.684	0.172	0.393
22.3	295.5	0.185	0.701	0.186	0.425
23.0	296.2	0.022	0.083	0.007	0.016
29.0	302.2	0.190	0.717	0.203	0.461
29.5	302.7	0.018	0.070	0.006	0.013
36.0	309.2	0.017	0.062	0.005	0.012
39.0	312.2	0.195	0.740	0.226	0.518
41.5	314.7	0.196	0.742	0.230	0.524
43.0	316.2	0.014	0.051	0.004	0.009
45.8	319.0	0.197	0.746	0.234	0.536
55.5	328.7	0.198	0.751	0.240	0.550
84.0	357.2	0.200	0.755	0.248	0.564
6.5	279.7	0.091	0.759	0.086	0.433
9.5	282.7	0.094	0.785	0.096	0.484
10.0	283.2	0.016	0.132	0.005	0.027
12.5	285.7	0.096	0.800	0.104	0.518
14.5	287.7	0.012	0.101	0.004	0.020
15.5	288.7	0.098	0.817	0.112	0.561
18.5	291.7	0.010	0.082	0.003	0.016
19.3	292.5	0.099	0.829	0.117	0.593
30.0	303.2	0.006	0.046	0.002	0.009
42.0	315.2	0.103	0.857	0.136	0.685
43.3	316.5	0.004	0.029	0.001	0.005

Method/Apparatus/Procedure:
   The solubility temperatures of the liquid phase were determined by the synthetic method (Alekseev¹). No experimental details were given.

Source and Purity of Materials:
   (1) Source not specified; purified; b. p. = 101.2 °C.
   (2) Source not specified; purified; b. p. = 89.4 °C.
   (3) Not specified.

Estimated Errors:

   Temperature: Not specified.

References:
   ¹V. F. Alekseev, Zh. Russ. Fiz.-Khim. Ova 8, 249 (1876).