IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: 1-Nitropropane with Paraffins

Components:
   (1) 1-Nitropropane; C3H7NO2; [108-03-2]  NIST Chemistry WebBook for detail
   (2) Paraffins; ; []  NIST Chemistry WebBook for detail

Original Measurements:
   Kozlov, L.M.; Volpert, V.I., Khim. Tekhnol. Topl. Masel (4), 26-8 (1968).

Variables:
   Temperature = 255 K to 313 K

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

Experimental Remarks:

   The solubilities of paraffins in 1-nitropropane over the indicated temperature range were presented in graphically as a plot of temperature against log solubility. The data in the table below were extracted compilers from the reported graphs.

NOTE: Footnotes explained in Source and Purity of Materials section, below.

Experimental Data: (Notes on the Nomenclature)

Solubility of paraffins (2) in 1-nitropropane (1)
t/°C	T/K	10² * Mass Fraction w₂ (compiler)	g₂/g₁	Mole Fraction x₂ (compiler)
-18.1	255.1	0.1	0.1 x 10²	0.0004
-13.6	259.6	0.3	0.3 x 10²	0.0012
-10.0	263.2	0.5	0.5 x 10²	0.0020
-8.3	264.9	0.7	0.7 x 10²	0.0029
-3.6	269.6	1.0	1.0 x 10²	0.0041
6.1	279.3	2.9	3.0 x 10²	0.0121
10.0	283.2	4.8	5.0 x 10²	0.0202
12.6	285.8	6.5	7.0 x 10²	0.0276
-1.6	271.6	0.1	0.1 x 10²	0.0004
5.2	278.4	0.3	0.3 x 10²	0.0011
8.9	282.1	0.5	0.5 x 10²	0.0018
13.1	286.3	0.7	0.7 x 10²	0.0025
15.8	289.0	1.0	1.0 x 10²	0.0035
25.6	298.8	3.8	3.9 x 10²	0.0136
27.1	300.3	4.8	5.0 x 10²	0.0173
4.8	278.0	0.055	0.055 x 10²	0.0002
7.8	281.0	0.07	0.07 x 10²	0.0002
11.6	284.8	0.11	0.11 x 10²	0.0003
20.0	293.2	0.3	0.3 x 10²	0.0009
26.3	299.5	0.7	0.7 x 10²	0.0021
28.8	302.0	1.3	1.3 x 10²	0.0039
2.3	275.5	0.01	0.01 x 10²	0.00003
15.3	288.5	0.05	0.05 x 10²	0.0001
20.0	293.2	0.08	0.08 x 10²	0.0002
23.8	297.0	0.1	0.1 x 10²	0.0003
32.0	305.2	0.3	0.3 x 10²	0.0008
34.3	307.5	0.5	0.5 x 10²	0.0013
38.0	311.2	0.7	0.7 x 10²	0.0019
40.0	313.2	1.0	1.0 x 10²	0.0027

Method/Apparatus/Procedure:
   The method, described in Poole¹ was used. No experimental details given.

Source and Purity of Materials:
   (1) Not specified.
   (2) Obtained by separation of narrow fraction with b. p.* = (196 to 270)°C, b. p.** = (300 to 365)°C from a wide fraction of diesel fuel; m. p.* = 13.2°C and m. p.** = 28.0°C; *** and **** obtained by separation of the third oil fraction of Tuimazin crude

Estimated Errors:
   Solubility: Not reported.
   Temperature: Not reported.

References:
   ¹ G. W. Poole, Ind. Eng. Chem. 21, 1098 (1929).