IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Naphthalene with Benzene and Isoquinoline

Components:
   (1) Benzene; C6H6; [71-43-2]  NIST Chemistry WebBook for detail
   (2) Isoquinoline; C9H7N; [119-65-3]  NIST Chemistry WebBook for detail
   (3) Naphthalene; C10H8; [91-20-3]  NIST Chemistry WebBook for detail

Original Measurements:
   Kravchenko, V.M.; Pastukhova, I.S., Zhur. Fiz. Khim. 1953, 27, 822-834.

Variables:
   Temperature = Temperature, Solvent composition

Prepared By:
   W.E. Acree, Jr.

Experimental Data:   (Notes on the Nomenclature)


T/K	Mole Fraction x₁	Mole Fraction x₂
288.0	0.085	0.329
299.7	0.178	0.296
309.2	0.273	0.262
323.9	0.454	0.197
337.9	0.672	0.118
275.9	0.082	0.516
288.2	0.157	0.473
301.4	0.252	0.420
324.3	0.492	0.285
335.2	0.649	0.197
257.8	0.071	0.674
269.5	0.100	0.654
293.9	0.239	0.553
315.8	0.424	0.418
332.8	0.635	0.265
340.3	0.749	0.182
268.2	0.063	0.846
267.2	0.079	0.832
264.7	0.096	0.817
274.7	0.142	0.776
286.0	0.217	0.707
309.5	0.398	0.544
269.8	0.062	0.880
268.2	0.083	0.860
265.7	0.110	0.834
268.2	0.136	0.810
284.7	0.215	0.736
309.5	0.389	0.573
328.9	0.600	0.375

Method/Apparatus/Procedure:
   Phase diagram was determined using a thermal analysis method (described in detail in V.M. Kravchenko, J. Phys. Chem. U.S.S.R. 1939, 13, 133), supplemented by visual observations).

Source and Purity of Materials:
   (1) Purity and chemical source were not specified in paper, was recrystallized before use.
   (2) Purity and chemical source were not specified in paper, was distilled before use.
   (3) Purity and chemical source were not specified in paper, was distilled before use.

Estimated Errors:

   Temperature: T/K: precision ± 0.2 (compiler). x₂: ± 0.002 (compiler). x₁: ± 0.002 (compiler).