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Dortmund Data Bank
Thermophysical Data for Process Design
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Query

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DDB# Name CAS-RN Formula
8 1,2-Ethanediol 107-21-1 C2H6O2 Overview Details
284 N-Methyl-2-pyrrolidone 872-50-4 C5H9NO Overview Details
398 Nonane 111-84-2 C9H20 Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 7 n.a.
284 N-Methyl-2-pyrrolidone n.a.

Heats of Mixing (HE)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 1 n.a.
284 N-Methyl-2-pyrrolidone n.a.

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol n.a. 39
284 N-Methyl-2-pyrrolidone 25

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol n.a. 4
284 N-Methyl-2-pyrrolidone 5

(A)zeotropic Data (AZD)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 2 1
284 N-Methyl-2-pyrrolidone n.a.

Solid-Liquid Equilibria (SLE)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 2 n.a.
284 N-Methyl-2-pyrrolidone n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol n.a. n.a.
284 N-Methyl-2-pyrrolidone 1

Critical Data of Mixtures (CRI)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol n.a. n.a.
284 N-Methyl-2-pyrrolidone 1

Mixture Viscosities (VIS)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 4 n.a.
284 N-Methyl-2-pyrrolidone n.a.

Further Thermodynamic Properties (X)
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 1 1
284 N-Methyl-2-pyrrolidone n.a.

Total
DDB# Name 284 398 Nonane
8 1,2-Ethanediol 17 45
284 N-Methyl-2-pyrrolidone 32

Dortmund Data Bank Version: February 2024
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