IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

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 Solubility System: Acetonitrile with Sodium bromide

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Components:
   (1) Acetonitrile; C2H3N; [75-05-8]  NIST Chemistry WebBook for detail
   (2) Sodium bromide; NaBr; [7647-15-6]  NIST Chemistry WebBook for detail

Original Measurements:
   Varlamova, T.M.; Smushkin, M.I.; Mushtakova, S.P., Chemical Sciences-99 (in Russian), Saratov, 30-4 (1999).

Variables:
   Temperature = 283 K to 333 K

Prepared By:
   Valerii P. Sazonov

Experimental Data:   (Notes on the Nomenclature)
  

Solubility of sodium bromide (2) in acetonitrile (1)

t/°C	T/K	102 * Mass Fraction w2	Mole Fraction x2 (compiler)
10.0	283.2	0.00091	3.6 x 10-6
20.0	293.2	0.00098	3.9 x 10-6
25.0	298.2	0.00100	4.0 x 10-6
30.0	303.2	0.00100	4.0 x 10-6
40.0	313.2	0.00110	4.4 x 10-6
50.0	323.2	0.00110	4.4 x 10-6
60.0	333.2	0.00120	4.8 x 10-6

Method/Apparatus/Procedure:
   The analytical method was used. (1) and (2) were placed in a vessel without contact to atmospheric moisture. With continuous stirring equilibrium was established in 6-7 hours. Salt content in saturated solutions determined by gravimetrically.

Source and Purity of Materials:
   (1) Source not specified; pure grade reagent; dried and purified.
   (2) Source not specified; analytical purity; dried in vacuum.

Estimated Errors:
   Solubility: relative error ± 0.1 %.
   Temperature: ± 0.1 K.

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Last updated: February 18, 2015 (Created: August 17, 2007)