IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Pyrene with 2,4,6-Trinitromethylbenzene

Components:
   (1) 2,4,6-Trinitro-1-methylbenzene; C7H5N3O6; [118-96-7]  NIST Chemistry WebBook for detail
   (2) Pyrene; C16H10; [129-00-0]  NIST Chemistry WebBook for detail

Original Measurements:
   Shinomiya, C., J. Chem. Soc. Japan 1940, 15, 259-270.

Variables:
   Temperature = Temperature

Prepared By:
   W.E. Acree, Jr.

Experimental Data:   (Notes on the Nomenclature)


T/K	Mole Fraction x₁	Mole Fraction x₂	Comment(s)
354.7	0.000	1.000	Solid Phase (2)
354.2	0.056	0.944	1:1 Compound
375.2	0.110	0.890	1:1 Compound
400.2	0.165	0.835	1:1 Compound
408.7	0.210	0.790	1:1 Compound
417.2	0.259	0.741	1:1 Compound
426.7	0.330	0.670	1:1 Compound
436.2	0.450	0.550	1:1 Compound
437.7	0.518	0.482	1:1 Compound
436.7	0.569	0.431	1:1 Compound
427.2	0.685	0.315	1:1 Compound
415.7	0.761	0.239	1:1 Compound
405.2	0.844	0.156	Solid Phase (2)
421.2	0.971	0.029	Solid Phase (2)
423.2	1.000	0.000	Solid Phase (2)

Notes:
     Author reports formation of a 1:1 pyrene - 2,4,6-trinitromethylbenzene orange molecular compound having a melting point temperature of 437.7 K. Two eutectic points occur at x₁ = 0.048 and T/K = 348.2, and at x₁ = 0.812 and T/K = 399.2.

Method/Apparatus/Procedure:
   No experimental details given in paper.

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). x₁: ± 0.002 (compiler).