IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Nitromethane with Formic acid and Water

Components:
   (1) Formic acid; CH2O2; [64-18-6]  NIST Chemistry WebBook for detail
   (2) Nitromethane; CH3NO2 ; [75-52-5]  NIST Chemistry WebBook for detail
   (3) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail

Original Measurements:
   Zhuravlev, E. F. and Maslovskaya, N. V.; Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol. 18, 334 (1975); Deposited Doc., VINITI 1466 (1974).

Variables:
   Temperature = 293 K

Prepared By:
   V. P. Sazonov

Experimental Data:   (Notes on the Nomenclature)

Mutual solubility of nitromethane, formic acid and water
t/°C	T/K	Mass Fraction w₁	Mass Fraction w₂	Mole Fraction x₁ (compiler)	Mole Fraction x₂ (compiler)
20.0	293.2	0.0900	0.0000	0.0284	0.0000
20.0	293.2	0.1365	0.0735	0.0469	0.0335
20.0	293.2	0.1700	0.1150	0.0620	0.0556
20.0	293.2	0.2100	0.1460	0.0813	0.0749
20.0	293.2	0.2295	0.1735	0.0925	0.0927
20.0	293.2	0.2575	0.1900	0.1081	0.1058
20.0	293.2	0.3010	0.1980	0.1331	0.1161
20.0	293.2	0.3380	0.2005	0.1560	0.1227
20.0	293.2	0.3785	0.1952	0.1819	0.1244
20.0	293.2	0.4170	0.1925	0.2090	0.1280
20.0	293.2	0.4590	0.1876	0.2410	0.1306
20.0	293.2	0.4995	0.1770	0.2729	0.1283
20.0	293.2	0.5510	0.1705	0.3203	0.1314
20.0	293.2	0.6000	0.1592	0.3688	0.1298
20.0	293.2	0.6514	0.1483	0.4267	0.1288
20.0	293.2	0.7258	0.1175	0.5139	0.1103
20.0	293.2	0.8020	0.0878	0.6209	0.0901
20.0	293.2	0.8225	0.0732	0.6462	0.0763
20.0	293.2	0.8822	0.0448	0.7420	0.0500
20.0	293.2	0.9125	0.0304	0.7961	0.0352
20.0	293.2	0.9450	0.0150	0.8588	0.0181
20.0	293.2	0.9800	0.0000	0.9353	0.0000

Method/Apparatus/Procedure:
   The solubility curve was determined by the titration method. No further details were reported.

Source and Purity of Materials:
   (1) Source not specified, pure grade; distilled.
   (2) Source not specified, pure grade; distilled.
   (3) Doubly distilled.

Estimated Errors:

   Temperature: Not reported.