IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Nitroethane with 1-Dodecanol and Water

Components:
   (1) 1-Dodecanol; C12H26O; [112-53-8]  NIST Chemistry WebBook for detail
   (2) Nitroethane; C2H5NO2; [79-24-3]  NIST Chemistry WebBook for detail
   (3) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail

Original Measurements:
   Zhuravleva, I.K.; Zhuravlev, E.F.; Salamatin, L.N., Zh. Obshch. Khim. 46, 1210-4 (1976).

Variables:
   Temperature = 286 K to 472 K

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

Experimental Remarks:

   The solubility temperatures were determined in ternary mixtures with a constant mass content of (3), respectively 20, 30, 40, 45 and 50 mass % and in ternary mixtures with constant mass relationship of (1) and (2) as 10:90, 20:80, 30:70, 40:60, 50:50, 60:40, 70:30, 80:20 and 90:10 respectively. These data are also presented in graphical form (see Tables 1-5).

Experimental Data:   (Notes on the Nomenclature)

Table 1. Solubility temperatures of the three liquid phases*
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)	Comment(s)
16.5	289.7	72.0	8.0	0.454	0.020	constant mass content of water = 20.0
20.0	293.2	32.0	48.0	0.238	0.144	constant mass content of water = 20.0
21.7	294.9	68.0	12.0	0.436	0.031	constant mass content of water = 20.0
23.4	296.6	36.0	24.0	0.263	0.129	constant mass content of water = 20.0
24.6	297.8	64.0	16.0	0.416	0.042	constant mass content of water = 20.0
25.5	298.7	40.0	40.0	0.287	0.116	constant mass content of water = 20.0
26.2	299.4	60.0	20.0	0.396	0.053	constant mass content of water = 20.0
26.3	299.5	52.0	28.0	0.355	0.077	constant mass content of water = 20.0
26.3	299.5	48.0	32.0	0.333	0.089	constant mass content of water = 20.0
26.4	299.6	44.0	36.0	0.310	0.102	constant mass content of water = 20.0
18.0	291.2	31.5	38.5	0.183	0.090	constant mass content of water = 30.0
18.4	291.6	67.0	7.0	0.376	0.016	constant mass content of water = 30.0
22.2	295.4	35.0	35.0	0.201	0.081	constant mass content of water = 30.0
22.9	296.1	59.5	10.5	0.315	0.022	constant mass content of water = 30.0
24.7	297.9	38.5	31.5	0.219	0.072	constant mass content of water = 30.0
25.3	298.5	42.0	28.0	0.236	0.063	constant mass content of water = 30.0
25.4	298.6	56.0	14.0	0.300	0.030	constant mass content of water = 30.0
26.2	299.4	52.5	17.5	0.285	0.038	constant mass content of water = 30.0
26.3	299.5	49.0	21.0	0.269	0.046	constant mass content of water = 30.0
26.4	299.6	45.5	24.5	0.252	0.055	constant mass content of water = 30.0
13.8	286.0	57.0	3.0	0.254	0.005	constant mass content of water = 40.0
15.8	289.0	30.0	30.0	0.144	0.058	constant mass content of water = 40.0
19.9	293.1	54.0	6.0	0.242	0.010	constant mass content of water = 40.0
20.4	293.6	33.0	27.0	0.157	0.052	constant mass content of water = 40.0
23.5	296.7	36.0	24.0	0.170	0.046	constant mass content of water = 40.0
23.8	297.0	51.0	9.0	0.231	0.016	constant mass content of water = 40.0
25.4	298.6	39.0	21.0	0.182	0.040	constant mass content of water = 40.0
26.3	299.5	48.0	12.0	0.219	0.022	constant mass content of water = 40.0
26.3	299.5	42.0	18.0	0.195	0.034	constant mass content of water = 40.0
26.4	299.6	45.0	15.0	0.207	0.028	constant mass content of water = 40.0

Table 2. Solubility temperatures of the two liquid phases
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)	Comment(s)
170.5	443.7	55.0	0.0	0.227	0.0	constant mass content of water = 45.0
177.0	450.2	54.45	0.55	0.225	0.001	constant mass content of water = 45.0
185.0	458.2	53.90	1.10	0.223	0.002	constant mass content of water = 45.0
192.0	465.2	53.35	1.65	0.221	0.003	constant mass content of water = 45.0
199.0	472.2	52.80	2.20	0.219	0.004	constant mass content of water = 45.0
170.5	443.7	50.0	0.0	0.194	0.0	constant mass content of water = 50.0
174.0	447.2	49.50	0.50	0.192	0.001	constant mass content of water = 50.0
179.0	452.2	49.00	1.00	0.190	0.002	constant mass content of water = 50.0
183.0	456.2	48.50	1.50	0.188	0.002	constant mass content of water = 50.0
188.0	461.2	48.00	2.0	0.187	0.003	constant mass content of water = 50.0

Table 3. Solubility temperatures of the solid phase*
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)
13.9	287.1	57.0	3.0	0.254	0.005
15.8	289.0	54.0	6.0	0.242	0.010
16.2	289.4	51.0	9.0	0.231	0.016
16.3	289.5	48.0	12.0	0.219	0.022
16.5	289.7	45.0	15.0	0.207	0.028
17.0	290.2	36.0	24.0	0.170	0.046
17.3	290.5	33.0	27.0	0.157	0.052
18.2	291.4	30.0	30.0	0.144	0.058
20.2	293.4	27.0	33.0	0.131	0.064
22.5	295.7	24.0	36.0	0.117	0.071

Table 4. Solubility curves of the ternary system*
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)
20.0	293.2	4.0	0.0	0.100	0.0
20.0	293.2	99.0	0.0	0.960	0.0
20.0	293.2	89.0	9.9	0.912	0.041
20.0	293.2	19.7	78.9	0.344	0.554
20.0	293.2	9.9	88.7	0.192	0.695
20.0	293.2	0.0	99.3	0.0	0.932
26.0	299.2	4.1	0.0	0.102	0.0
26.0	299.2	98.5	0.0	0.940	0.0
26.0	299.2	88.6	9.8	0.893	0.040
26.0	299.2	78.6	19.7	0.840	0.085
26.0	299.2	68.7	29.5	0.780	0.135
26.0	299.2	38.5	57.7	0.496	0.300
26.0	299.2	29.3	68.4	0.441	0.415
26.0	299.2	19.6	78.5	0.332	0.535
26.0	299.2	9.8	88.5	0.187	0.678
26.0	299.2	0.0	98.5	0.0	0.864
26.0	299.2	68.9	29.5	0.788	0.136
26.0	299.2	38.6	57.8	0.502	0.303
26.0	299.2	29.8	69.5	0.491	0.461

Table 5. Compositions of two and three coexisting liquid phases system nitroethane + 1-dodecanol + water*
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)	Comment(s)
20.0	293.2	83.5	14.5	0.850	0.059	nitroethane-rich phase
20.0	293.2	85.1	13.1	0.870	0.054	nitroethane-rich phase
20.0	293.2	87.1	11.3	0.886	0.046	nitroethane-rich phase
20.0	293.2	89.8	8.8	0.905	0.036	nitroethane-rich phase
20.0	293.2	92.6	6.2	0.925	0.025	nitroethane-rich phase
20.0	293.2	95.6	3.4	0.945	0.014	nitroethane-rich phase
20.0	293.2	97.8	1.5	0.965	0.006	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
20.0	293.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	65.5	32.3	0.747	0.148	nitroethane-rich phase
26.0	299.2	69.3	28.6	0.774	0.129	nitroethane-rich phase
26.0	299.2	72.6	25.4	0.796	0.112	nitroethane-rich phase
26.0	299.2	76.5	21.7	0.825	0.094	nitroethane-rich phase
26.0	299.2	80.1	18.3	0.851	0.078	nitroethane-rich phase
26.0	299.2	83.2	15.4	0.874	0.065	nitroethane-rich phase
26.0	299.2	86.5	12.3	0.897	0.051	nitroethane-rich phase
26.0	299.2	90.1	8.8	0.917	0.036	nitroethane-rich phase
26.0	299.2	94.6	4.4	0.941	0.018	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase
26.0	299.2	-	-	-	-	nitroethane-rich phase

Table 6. Compositions of two and three coexisting liquid phases system nitroethane + 1-dodecanol + water*
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)	Comment(s)
20.0	293.2	24.1	73.8	0.385	0.475	alcohol-rich phase
20.0	293.2	-	-	-	-	alcohol-rich phase
20.0	293.2	-	-	-	-	alcohol-rich phase
20.0	293.2	-	-	-	-	alcohol-rich phase
20.0	293.2	-	-	-	-	alcohol-rich phase
20.0	293.2	-	-	-	-	alcohol-rich phase
20.0	293.2	-	-	-	-	alcohol-rich phase
20.0	293.2	21.7	76.2	0.355	0.502	alcohol-rich phase
20.0	293.2	19.6	78.3	0.327	0.527	alcohol-rich phase
20.0	293.2	18.0	79.9	0.305	0.546	alcohol-rich phase
20.0	293.2	14.7	83.1	0.256	0.584	alcohol-rich phase
20.0	293.2	12.7	85.1	0.226	0.611	alcohol-rich phase
20.0	293.2	10.9	86.9	0.198	0.636	alcohol-rich phase
20.0	293.2	8.7	89.0	0.161	0.662	alcohol-rich phase
20.0	293.2	7.0	90.7	0.132	0.688	alcohol-rich phase
26.0	299.2	41.2	56.0	0.546	0.299	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	-	-	-	-	alcohol-rich phase
26.0	299.2	36.2	61.0	0.500	0.339	alcohol-rich phase
26.0	299.2	32.7	64.7	0.470	0.375	alcohol-rich phase
26.0	299.2	28.8	68.8	0.433	0.417	alcohol-rich phase
26.0	299.2	24.3	73.5	0.385	0.469	alcohol-rich phase
26.0	299.2	20.2	77.8	0.337	0.524	alcohol-rich phase
26.0	299.2	16.2	81.9	0.284	0.578	alcohol-rich phase
26.0	299.2	11.6	86.6	0.215	0.646	alcohol-rich phase
26.0	299.2	7.1	91.2	0.139	0.722	alcohol-rich phase
26.0	299.2	3.9	94.5	0.080	0.783	alcohol-rich phase

Table 7. Compositions of two and three coexisting liquid phases system nitroethane + 1-dodecanol + water*
t/°C	T/K	10² * Mass Fraction w₁	10² * Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)	Comment(s)
20.0	293.2	4.6	0.2	0.0115	0.0002	water-rich phase
20.0	293.2	4.5	0.2	0.0112	0.0002	water-rich phase
20.0	293.2	4.4	0.1	0.0109	0.0001	water-rich phase
20.0	293.2	4.3	0.1	0.0107	0.0001	water-rich phase
20.0	293.2	4.3	0.1	0.0107	0.0001	water-rich phase
20.0	293.2	4.4	0.1	0.0109	0.0001	water-rich phase
20.0	293.2	4.5	0.1	0.0112	0.0001	water-rich phase
20.0	293.2	4.0	0.2	0.0099	0.0002	water-rich phase
20.0	293.2	3.5	0.2	0.0086	0.0001	water-rich phase
20.0	293.2	3.0	0.1	0.0074	0.0001	water-rich phase
20.0	293.2	2.5	0.1	0.0061	0.0001	water-rich phase
20.0	293.2	2.0	0.1	0.0049	0.0001	water-rich phase
20.0	293.2	1.4	0.1	0.0034	0.0001	water-rich phase
20.0	293.2	0.8	0.1	0.0019	0.0001	water-rich phase
20.0	293.2	0.2	0.1	0.0005	0.0001	water-rich phase
26.0	299.2	4.7	0.2	0.0117	0.0002	water-rich phase
26.0	299.2	4.6	0.2	0.0115	0.0002	water-rich phase
26.0	299.2	4.5	0.2	0.0112	0.0002	water-rich phase
26.0	299.2	4.4	0.1	0.0109	0.0001	water-rich phase
26.0	299.2	4.3	0.1	0.0107	0.0001	water-rich phase
26.0	299.2	4.3	0.1	0.0107	0.0001	water-rich phase
26.0	299.2	4.4	0.1	0.0109	0.0001	water-rich phase
26.0	299.2	4.5	0.1	0.0112	0.0001	water-rich phase
26.0	299.2	4.6	0.1	0.0115	0.0001	water-rich phase
26.0	299.2	4.1	0.2	0.0102	0.0002	water-rich phase
26.0	299.2	3.6	0.2	0.0089	0.0002	water-rich phase
26.0	299.2	3.1	0.2	0.0076	0.0001	water-rich phase
26.0	299.2	2.6	0.1	0.0064	0.0001	water-rich phase
26.0	299.2	2.0	0.1	0.0049	0.0001	water-rich phase
26.0	299.2	1.5	0.1	0.0036	0.0001	water-rich phase
26.0	299.2	1.0	0.1	0.0024	0.0001	water-rich phase
26.0	299.2	0.6	0.1	0.0014	0.0001	water-rich phase
26.0	299.2	0.2	0.1	0.0005	0.0001	water-rich phase

Notes:
   Table 1  ^*  The compilers extracted these data from the published graphs.

Method/Apparatus/Procedure:
   Two methods were used. The solubility temperatures are determined by the synthetic method.¹ The analytical method was used for determining of equilibrium liquid phase composition. Samples from coexisting liquid phases at equilibrium were analyzed by refractometry. No experimental details given.

Source and Purity of Materials:
   (1) Source not specified; purity not specified; b. p. = 114.0°C, n(20°C,D) = 1.3905, d(20°C, 4°C) = 1.0525.
   (2) Source not specified, purity not specified; b. p = 225°C, m. p. = 22.6°C, n(24°C,D) = 1.4420, d(24°C, 4°C) = 0.8310.
   (3) Twice distilled; n(20°C, D) = 1.333.

Estimated Errors:
   Solubility: Not specified.
   Temperature: Not specified.

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