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Dortmund Data Bank Thermophysical Data for Process Design Contact: ☎ +49 441 361819 0 or ✉ info@ddbst.com

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DDB#	Name	CAS-RN	Formula
31	Benzene	71-43-2	C6H6	Overview	Details
151	Dimethyl sulfoxide	67-68-5	C2H6OS	Overview	Details
284	N-Methyl-2-pyrrolidone	872-50-4	C5H9NO	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

Number of available sets is shown

Vapor-Liquid Equilibria (VLE)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	20	18
151	Dimethyl sulfoxide		n.a.

Heats of Mixing (HE)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	11	7
151	Dimethyl sulfoxide		1

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	36	83
151	Dimethyl sulfoxide		n.a.

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	1	4
151	Dimethyl sulfoxide		n.a.

(A)zeotropic Data (AZD)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	18	14
151	Dimethyl sulfoxide		n.a.

Solid-Liquid Equilibria (SLE)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	3	6
151	Dimethyl sulfoxide		n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	30	15
151	Dimethyl sulfoxide		3

Mixture Viscosities (VIS)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	13	5
151	Dimethyl sulfoxide		3

Mixture Surface Tensions (MSFT)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	8	n.a.
151	Dimethyl sulfoxide		n.a.

Mixture Speeds of Sound (MSOS)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	12	2
151	Dimethyl sulfoxide		n.a.

Mixture Dielectric Constants (MDEC)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	7	n.a.
151	Dimethyl sulfoxide		n.a.

Mixture P-v-T Data (MPVT)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	1	n.a.
151	Dimethyl sulfoxide		n.a.

Further Thermodynamic Properties (X)

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	6	1
151	Dimethyl sulfoxide		n.a.

Total

DDB#	Name	151	284	N-Methyl-2-pyrrolidone
31	Benzene	166	155
151	Dimethyl sulfoxide		7

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