IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Nitromethane with 1-Decanol and Water

Components:
   (1) Nitromethane; CH3NO2 ; [75-52-5]  NIST Chemistry WebBook for detail
   (2) 1-Decanol ; C10H22O; [112-30-1]  NIST Chemistry WebBook for detail
   (3) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail

Original Measurements:
   Sazonov, V. P. and Gromakovskaya, A. G.; Zh. Obshch. Khim. 47, 2168 (1977).

Variables:
   Temperature = 286 K to 343 K

Prepared By:
   V. P. Sazonov and N. V. Sazonov

Experimental Remarks:

   The temperatures of phase transitions were determined in ternary mixtures with a constant mass content of (3), respectively, 10.0 and 40.0 mass %, and also in ternary mixtures with constant mass relationship of (1) and (2), respectively, 20.0:80.0, 40.0:60.0, 55.0:45.0, 70.0:30.0, and 85.0:15.0. L₁ nitromethane-rich phase; L₂ alcohol-rich phase; L₃ water-rich phase. The phase which is being dissolved is indicated in the table.

Experimental Data:   (Notes on the Nomenclature)

Table 1. Solubility temperatures of three liquid phases
t/°C	T/K	Mass Fraction w₁	Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)
17.60 (L1)	290.75	0.090	0.810	0.121	0.422
30.70 (L1)	303.85	0.135	0.765	0.176	0.384
39.30 (L1)	312.45	0.180	0.720	0.226	0.349
40.70 (L2)	313.85	0.810	0.090	0.684	0.029
43.90 (L1)	317.05	0.226	0.674	0.274	0.315
45.05 (L2)	318.20	0.766	0.134	0.662	0.045
46.95 (L1)	320.10	0.271	0.629	0.318	0.285
48.45 (L2)	321.60	0.720	0.180	0.638	0.062
50.25 (L1)	323.40	0.361	0.539	0.398	0.228
50.30 (L2)	323.45	0.675	0.225	0.613	0.079
51.00 (L2)	324.15	0.630	0.270	0.587	0.097
51.25 (L1)	324.40	0.451	0.449	0.468	0.180
51.35 (L2)	324.50	0.585	0.315	0.560	0.116
51.40 ( (a))	324.55	0.540	0.360	0.531	0.136
13.05 (L1)	286.20	0.090	0.510	0.055	0.120
28.20 (L1)	301.35	0.121	0.479	0.073	0.111
37.30 (L1)	310.45	0.151	0.449	0.090	0.103
41.90 (L2)	315.05	0.541	0.059	0.282	0.012
42.10 (L1)	315.25	0.180	0.420	0.106	0.095
46.00 (L2)	319.15	0.510	0.090	0.269	0.018
48.75 (L1)	321.90	0.240	0.360	0.138	0.080
49.20 (L2)	322.35	0.481	0.119	0.256	0.024
50.70 (L2)	323.85	0.450	0.150	0.242	0.031
50.90 (L1)	324.05	0.300	0.300	0.169	0.065
51.20 (L2)	324.35	0.421	0.179	0.228	0.037
51.35 (L1)	324.50	0.360	0.240	0.199	0.051
51.50 ( (a))	324.65	0.391	0.209	0.214	0.044
21.5 (L3)	296.7	0.193	0.770	0.314	0.483
37.4 (L3)	310.6	0.192	0.768	0.308	0.475
39.7 (L3)	312.9	0.191	0.767	0.304	0.470
40.5 (L1)	313.7	0.188	0.754	0.278	0.431
40.8 (L1)	314.0	0.190	0.763	0.295	0.457
40.9 (L1)	314.1	0.191	0.766	0.302	0.467
29.6 (L3)	302.8	0.384	0.576	0.518	0.300
33.5 (L3)	306.7	0.382	0.574	0.508	0.294
43.5 (L3)	316.7	0.381	0.571	0.499	0.288
50.2 (L1)	323.4	0.379	0.569	0.489	0.283
25.6 (L3)	298.8	0.530	0.434	0.647	0.204
30.4 (L3)	303.6	0.527	0.431	0.631	0.199
37.7 (L3)	310.9	0.525	0.429	0.620	0.196
47.6 (L3)	320.8	0.523	0.427	0.610	0.192
51.3 (L1)	324.5	0.521	0.426	0.602	0.190
20.7 (L3)	293.9	0.679	0.291	0.760	0.126
31.8 (L3)	305.0	0.676	0.289	0.746	0.123
40.1 (L3)	313.3	0.672	0.288	0.731	0.121
45.2 (L3)	318.4	0.669	0.287	0.720	0.119
48.3 (L3)	321.5	0.668	0.286	0.715	0.118
51.0 (L2)	324.2	0.666	0.285	0.707	0.117
27.1 (L3)	300.3	0.824	0.145	0.837	0.057
36.0 (L3)	309.2	0.820	0.145	0.825	0.056
42.1 (L3)	315.3	0.817	0.144	0.813	0.055
45.0 (L2)	318.2	0.814	0.143	0.802	0.054
45.0 (L2)	318.2	0.809	0.143	0.788	0.054
45.0 (L2)	318.2	0.805	0.142	0.774	0.053

Table 2. Solubility temperatures of two liquid phases
t/°C	T/K	Mass Fraction w₁	Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)
41.1	314.3	0.192	0.765	0.305	0.469
41.4	314.6	0.192	0.768	0.308	0.475
41.9	315.1	0.193	0.770	0.314	0.483
42.2	315.4	0.191	0.766	0.302	0.467
42.3	315.5	0.193	0.772	0.317	0.489
43.3	316.5	0.194	0.776	0.326	0.503
44.2	317.4	0.195	0.780	0.336	0.518
45.2	318.4	0.196	0.784	0.346	0.534
47.3	320.5	0.198	0.792	0.369	0.568
50.1	323.3	0.191	0.762	0.297	0.456
69.9	343.1	0.188	0.754	0.278	0.431
50.7	323.9	0.381	0.571	0.499	0.288
51.3	324.5	0.382	0.574	0.508	0.294
51.6	324.8	0.379	0.569	0.489	0.283
51.9	325.1	0.384	0.576	0.518	0.299
52.5	325.7	0.386	0.578	0.528	0.305
53.2	326.4	0.388	0.581	0.541	0.312
54.1	327.3	0.390	0.584	0.555	0.320
55.3	328.5	0.393	0.589	0.577	0.334
57.0	330.2	0.396	0.594	0.601	0.348
51.5	324.7	0.523	0.434	0.608	0.195
52.0	325.2	0.525	0.429	0.620	0.196
52.6	325.8	0.527	0.431	0.631	0.199
52.6	325.8	0.521	0.426	0.602	0.190
53.4	326.6	0.530	0.434	0.647	0.204
54.4	327.6	0.534	0.436	0.664	0.209
55.3	328.5	0.537	0.439	0.682	0.215
56.6	329.8	0.541	0.443	0.706	0.223
57.7	330.9	0.545	0.445	0.726	0.229
51.3	324.5	0.668	0.286	0.715	0.118
51.6	324.8	0.669	0.287	0.720	0.119
52.3	325.5	0.672	0.288	0.732	0.121
53.1	326.3	0.676	0.289	0.746	0.123
53.1	326.3	0.666	0.285	0.707	0.117
53.8	327.0	0.679	0.291	0.760	0.126
54.5	327.7	0.682	0.292	0.773	0.128
55.8	329.0	0.687	0.295	0.797	0.132
57.0	330.2	0.693	0.297	0.824	0.136
45.3	318.5	0.817	0.144	0.813	0.055
45.9	319.1	0.820	0.145	0.825	0.056
46.3	319.5	0.814	0.143	0.802	0.054
46.6	319.8	0.824	0.145	0.837	0.057
47.2	320.4	0.827	0.146	0.848	0.058
48.4	321.6	0.834	0.147	0.873	0.059
49.8	323.0	0.842	0.148	0.903	0.061
51.5	323.7	0.809	0.143	0.788	0.054
55.6	328.8	0.805	0.142	0.775	0.053

Notes:
   Table 1  ^a  Critical opalescence

Method/Apparatus/Procedure:
   The synthetic method (Alekseev¹) was used. No experimental details given.

Source and Purity of Materials:
   (1) Source not specified; pure grade reagent; dried and repeatedly distilled in a packed glass column; no impurities detectable by gas chromatography.
   (2) Source not specified; pure grade reagent; dried and repeatedly distilled at vacuum; 99.5 mole % purity.
   (3) Twice distilled.

Estimated Errors:

   Temperature: ± 0.05 K.

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