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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Naphthalene with 4-Nitro-1-methylbenzene
Components:
(1) 4-Nitro-1-methylbenzene; C7H7NO2; [99-99-0]
NIST Chemistry WebBook
for detail
(2) Naphthalene; C10H8; [91-20-3]
NIST Chemistry WebBook
for detail
Original Measurements:
Kofler, A.Z., Physik. Chem., Pt. A. 1940, 187, 201-210.
Variables:
Temperature = Temperature
Prepared By:
W.E. Acree, Jr.
Experimental Data:
(Notes on the Nomenclature)
T/K
Mole Fraction x
1
Mole Fraction x
2
Comment(s)
325.2
0.00
1.00
Solid Phase (2)
320.2
0.11
0.89
Solid Phase (2)
314.2
0.21
0.79
Solid Phase (2)
307.2
0.31
0.69
Solid Phase (2)
303.7
0.37
0.63
Solid Phase (1)
306.7
0.42
0.58
Solid Phase (1)
318.7
0.52
0.48
Solid Phase (1)
328.2
0.62
0.38
Solid Phase (1)
335.2
0.71
0.29
Solid Phase (1)
343.2
0.81
0.19
Solid Phase (1)
349.2
0.91
0.09
Solid Phase (1)
353.7
1.00
0.00
Solid Phase (1)
Notes:
Compiler: Eutectic point occurs at about x
1
= 0.386 and T/K = 302.7
Method/Apparatus/Procedure:
Analytical balance and a hot-stage microscope.
Binary mixtures prepared by weight. Melting point temperatures determined by thermal analysis method developed by the author, using a hot-stage microscope.
Source and Purity of Materials:
(1) Purity and chemical source were not specified in paper.
(2) Purity and chemical source were not specified in paper.
Estimated Errors:
Temperature: T/K: precision ± 0.2 (compiler). x
1
: ± 0.01 (compiler).