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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
91	Heptane	142-82-5	C₇H₁₆	Overview	Details
283	Thiophene	110-02-1	C₄H₄S	Overview	Details
31522	Methyltriphenylphosphonium bromide	1779-49-3	C₁₉H₁₈BrP	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

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**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	1
91	Heptane		3	n.a.
283	Thiophene			n.a.

**Heats of Mixing (HE)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	3	n.a.	n.a.
91	Heptane		1	n.a.
283	Thiophene			n.a.

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	60	n.a.	n.a.
91	Heptane		1	n.a.
283	Thiophene			n.a.

**Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	14	4	n.a.
91	Heptane		1	n.a.
283	Thiophene			n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	1
91	Heptane		n.a.	n.a.
283	Thiophene			n.a.

**(A)zeotropic Data (AZD)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	1	n.a.	n.a.
91	Heptane		3	n.a.
283	Thiophene			n.a.

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	5
91	Heptane		3	n.a.
283	Thiophene			n.a.

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	6
91	Heptane		5	n.a.
283	Thiophene			n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	1	n.a.	n.a.
91	Heptane		n.a.	n.a.
283	Thiophene			n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	4
91	Heptane		n.a.	n.a.
283	Thiophene			n.a.

**Mixture Surface Tensions (MSFT)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	2
91	Heptane		n.a.	n.a.
283	Thiophene			n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	n.a.	n.a.	4
91	Heptane		n.a.	n.a.
283	Thiophene			n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	1	n.a.	1
91	Heptane		n.a.	n.a.
283	Thiophene			n.a.

**Total**
DDB#	Name	91	283	31522	Methyltriphenylphosphonium bromide
8	1,2-Ethanediol	80	4	24
91	Heptane		17	n.a.
283	Thiophene			n.a.

Dortmund Data Bank Version: February 2024

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