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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
89	Hexane	110-54-3	C₆H₁₄	Overview	Details
161	Toluene	108-88-3	C₇H₈	Overview	Details
284	N-Methyl-2-pyrrolidone	872-50-4	C₅H₉NO	Overview	Details
463	Diethylene glycol	111-46-6	C₄H₁₀O₃	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

Number of available sets is shown

**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	29	10	n.a.
161	Toluene		10	3
284	N-Methyl-2-pyrrolidone			4

**Heats of Mixing (HE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	21	2	n.a.
161	Toluene		11	1
284	N-Methyl-2-pyrrolidone			1

**Gas Solubilities (GLE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	1	n.a.	n.a.
161	Toluene		1	1
284	N-Methyl-2-pyrrolidone			n.a.

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	14	104	45
161	Toluene		47	22
284	N-Methyl-2-pyrrolidone			n.a.

**Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	n.a.	12	3
161	Toluene		n.a.	3
284	N-Methyl-2-pyrrolidone			n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	3	n.a.	n.a.
161	Toluene		4	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**(A)zeotropic Data (AZD)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	20	6	n.a.
161	Toluene		9	3
284	N-Methyl-2-pyrrolidone			4

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	n.a.	n.a.	n.a.
161	Toluene		1	n.a.
284	N-Methyl-2-pyrrolidone			1

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	17	2	n.a.
161	Toluene		14	n.a.
284	N-Methyl-2-pyrrolidone			2

**Critical Data of Mixtures (CRI)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	2	1	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	27	n.a.	n.a.
161	Toluene		10	n.a.
284	N-Methyl-2-pyrrolidone			3

**Mixture Surface Tensions (MSFT)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	n.a.	n.a.	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			2

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	8	n.a.	n.a.
161	Toluene		1	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	43	n.a.	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	5	n.a.	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	11	n.a.	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	8	n.a.	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	1	n.a.	n.a.
161	Toluene		n.a.	n.a.
284	N-Methyl-2-pyrrolidone			3

**Total**
DDB#	Name	161	284	463	Diethylene glycol
89	Hexane	210	137	48
161	Toluene		108	33
284	N-Methyl-2-pyrrolidone			20

Dortmund Data Bank Version: February 2024

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