Compilation - Chrysene with Benz(a)anthracene (IUPAC SDS Volume 58)
SDS Volume (1745)
Volume 58. Polycyclic Aromatic Hydrocarbons: Binary Non-aqueous Systems, Part I Solutes A-E, p 291
Original Measurements
Kravchenko, V. M.; Pastukhova, I. S.; Proc. Acad. Sci. USSR; Sect. Chem. 1956, 111, 667-669.
Variables:
Room Temp: 430.9 - 528.2 $\pu{K}$
Prepared by:
Method/Apparatus/Procedure:
Phase diagram was determined using a thermal analysis method [1], supplemented by visual observation.
Source and Purity of Materials:
- Purity and chemical source were not specified in paper, was recrystallized before use.
- Purity and chemical source were not specified in paper, was recrystallized before use.
Estimated Errors:
Ambient temperature: T/K: precision ±0.2 (Compiler).
Mole fraction - Liquid (1): x1: ±0.002 (Compiler).
References
1 Kravchenko, V. M.; Zh. Fiz. Khim. 1939, 13, 133-145.
Components:
- Chrysene, $\ce{ C18H12 }$; [218-01-9] NIST WebBook
- Benz(a)anthracene, $\ce{ C18H12 }$; [56-55-3] NIST WebBook
Experimental Data
| $T$ ($\pu{K}$) | $T$ ($\pu{K}$) | $x_{1}$ | $x_{2}$ |
|---|---|---|---|
| 431.2 | 430.9 | 0.000 | 1.000 |
| 435.4 | 431.7 | 0.040 | 0.960 |
| 438.2 | 432.2 | 0.053 | 0.947 |
| 446.7 | 434.2 | 0.102 | 0.898 |
| 451.6 | 436.2 | 0.148 | 0.852 |
| 459.2 | 438.6 | 0.195 | 0.805 |
| 473.8 | 445.2 | 0.300 | 0.700 |
| 483.2 | 453.2 | 0.397 | 0.603 |
| 493.7 | 461.7 | 0.502 | 0.498 |
| 502.2 | 474.2 | 0.605 | 0.395 |
| 508.7 | 486.2 | 0.700 | 0.300 |
| 514.5 | 499.2 | 0.798 | 0.202 |
| 522.2 | 513.2 | 0.905 | 0.095 |
| 528.2 | 528.2 | 1.000 | 0.000 |
Continuous solid solutions were found in the chrysene - benz[a]anthracene system. Tin refers to the temperature at which crystallization begins; Tfin is the temperature at which crystallization of the solid solution concludes.
