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Thermophysical Data for Process Design
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Query

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DDB#	Name	CAS-RN	Formula
11	Ethanol	64-17-5	C₂H₆O	Overview	Details
89	Hexane	110-54-3	C₆H₁₄	Overview	Details
91	Heptane	142-82-5	C₇H₁₆	Overview	Details
97	2,2,4-Trimethylpentane	540-84-1	C₈H₁₈	Overview	Details
161	Toluene	108-88-3	C₇H₈	Overview	Details
176	p-Xylene	106-42-3	C₈H₁₀	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

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**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	58	60	27	65	14
89	Hexane		25	1	29	3
91	Heptane			6	52	11
97	2,2,4-Trimethylpentane				22	3
161	Toluene					9

**Heats of Mixing (HE)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	58	39	7	14	9
89	Hexane		4	2	21	3
91	Heptane			5	18	2
97	2,2,4-Trimethylpentane				6	n.a.
161	Toluene					9

**Gas Solubilities (GLE)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	1	n.a.	1	2	1
89	Hexane		n.a.	n.a.	1	n.a.
91	Heptane			n.a.	n.a.	n.a.
97	2,2,4-Trimethylpentane				1	n.a.
161	Toluene					1

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	47	72	14	50	5
89	Hexane		10	2	14	7
91	Heptane			2	9	6
97	2,2,4-Trimethylpentane				16	n.a.
161	Toluene					3

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	n.a.	33	1	25	n.a.
89	Hexane		4	n.a.	3	1
91	Heptane			2	8	n.a.
97	2,2,4-Trimethylpentane				6	n.a.
161	Toluene					1

**(A)zeotropic Data (AZD)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	75	79	21	67	15
89	Hexane		19	n.a.	20	3
91	Heptane			5	44	9
97	2,2,4-Trimethylpentane				12	2
161	Toluene					10

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	n.a.	n.a.	n.a.	n.a.	1
89	Hexane		n.a.	n.a.	n.a.	n.a.
91	Heptane			2	3	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					6

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	90	221	19	101	7
89	Hexane		42	2	17	6
91	Heptane			26	49	8
97	2,2,4-Trimethylpentane				5	n.a.
161	Toluene					12

**Critical Data of Mixtures (CRI)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	7	5	1	1	n.a.
89	Hexane		2	n.a.	2	n.a.
91	Heptane			n.a.	n.a.	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	29	63	9	45	4
89	Hexane		10	2	27	2
91	Heptane			13	18	6
97	2,2,4-Trimethylpentane				4	1
161	Toluene					9

**Mixture Surface Tensions (MSFT)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	11	2	1	2	1
89	Hexane		1	n.a.	n.a.	1
91	Heptane			6	5	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					n.a.

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	8	34	24	23	15
89	Hexane		9	n.a.	8	n.a.
91	Heptane			12	8	n.a.
97	2,2,4-Trimethylpentane				13	1
161	Toluene					n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	3	3	n.a.	5	n.a.
89	Hexane		49	1	43	29
91	Heptane			41	5	n.a.
97	2,2,4-Trimethylpentane				1	n.a.
161	Toluene					n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	17	19	n.a.	3	1
89	Hexane		1	n.a.	5	n.a.
91	Heptane			n.a.	n.a.	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	23	36	33	n.a.	n.a.
89	Hexane		3	n.a.	11	n.a.
91	Heptane			n.a.	3	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					n.a.

**Mixture Flash Points (MFLP)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	4	n.a.	1	4	n.a.
89	Hexane		n.a.	n.a.	n.a.	n.a.
91	Heptane			n.a.	n.a.	n.a.
97	2,2,4-Trimethylpentane				1	n.a.
161	Toluene					n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	2	5	4	11	n.a.
89	Hexane		6	3	8	1
91	Heptane			4	6	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	2	2	n.a.	1	n.a.
89	Hexane		1	n.a.	1	n.a.
91	Heptane			2	1	n.a.
97	2,2,4-Trimethylpentane				n.a.	n.a.
161	Toluene					n.a.

**Total**
DDB#	Name	89	91	97	161	176	p-Xylene
11	Ethanol	435	673	163	419	73
89	Hexane		186	13	210	56
91	Heptane			126	229	42
97	2,2,4-Trimethylpentane				87	7
161	Toluene					60

Dortmund Data Bank Version: February 2024

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