logo

Solubility System: Acetonitrile with 1,4-Benzenediol (hydroquinone) (Original Report)

Components:
(1) Acetonitrile, C2H3N; [75-05-8] NIST Chemistry WebBook
(2) 1,4-Benzenediol, C6H6O2; [123-31-9] NIST Chemistry WebBook
Original Measurements
Chekhova, G. N. ; Dissertation, Novosibirsk Institute of Inorganic Chemistry, 1975.

Variables:
Temperature: 229 K - 444 K
Experimental Remarks:
No region of liquid-liquid immiscibility was observed. A full solid-liquid phase diagram in mole percent over the specified temperature range was reported in the original publication. A eutectic was reported at -44.5°C (228.7 K, compilers) at x1 = 0.975 (100 w1 = 93.6, compilers).
Experimental Data:
T (°C)T (K)x1 w1
170.3443.500
169.9443.10.01140
169.2442.40.049190
166.5439.70.1094.4 x 102
163.3436.50.1576.5 x 102
161.2434.40.1928.1 x 102
156.5429.70.2410.5 x 102
156.0429.20.24610.8 x 102
149.1422.30.34116.2 x 102
142.0415.20.39619.6 x 102
134.0407.20.45423.7 x 102
124.1397.30.52329.0 x 102
103.7376.90.62539.3 x 102
97.5370.70.67944.1 x 102
91.1364.30.7248.9 x 102
89.8363.00.73450.7 x 102
70.1343.30.83365.0 x 102
50.0323.20.89576.1 x 102
20.0293.20.95288.1 x 102
-44.5228.70.97593.6 x 102
-43.3229.90.99698.9 x 102
-42.2231.01100.0 x 102
Method/Apparatus/Procedure:

The synthetic method was used. Solutions of various compositions were located in glass vessels and placed in a cooling mixture. The change of temperature was measured by the thermocouple. No experimental details given.

Source and Purity of Materials:

(1) Source not specified; for chromatography; not purified; melting point = -42.2°C.
(2) Source not specified; purified by the recrystallization; melting point = 170.3°C.

Estimated Errors

Temperature: ±0.2 K.

References:

No references.

Download This Data As

XML    JSON    JSON-LD