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Thermophysical Data for Process Design
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Query

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DDB#	Name	CAS-RN	Formula
174	Water	7732-18-5	H₂O	Overview	Details
542	Sulfolane	126-33-0	C₄H₈O₂S	Overview	Details
1050	Carbon dioxide	124-38-9	CO₂	Overview	Details
1065	Hydrogen sulfide	7783-06-4	H₂S	Overview	Details
4345	2-Piperidineethanol (2pe)	1484-84-0	C₇H₁₅NO	Overview	Details

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Mixture Data

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**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	17	363	87	4
542	Sulfolane		18	15	n.a.
1050	Carbon dioxide			57	n.a.
1065	Hydrogen sulfide				n.a.

**Heats of Mixing (HE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	3	60	13	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Gas Solubilities (GLE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	403	122	n.a.
542	Sulfolane		14	10	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	7	n.a.	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	37	14	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	30	n.a.	n.a.	11
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**(A)zeotropic Data (AZD)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	12	29	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			19	n.a.
1065	Hydrogen sulfide				n.a.

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	5	1	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			7	n.a.
1065	Hydrogen sulfide				n.a.

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	39	26	n.a.	8
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	13	13	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			2	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	27	21	1	17
542	Sulfolane		7	7	n.a.
1050	Carbon dioxide			5	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Surface Tensions (MSFT)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	15	70	5	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	6	2	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			12	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	21	n.a.	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	173	8	n.a.
542	Sulfolane		7	7	n.a.
1050	Carbon dioxide			52	n.a.
1065	Hydrogen sulfide				n.a.

**Gas Hydrate Data (GHD)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	251	42	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	8	10	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	28	8	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1050	Carbon dioxide			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	2	103	13	2
542	Sulfolane		1	n.a.	n.a.
1050	Carbon dioxide			54	n.a.
1065	Hydrogen sulfide				n.a.

**Total**
DDB#	Name	542	1050	1065	4345	2-Piperidineethanol (2pe)
174	Water	184	1588	336	42
542	Sulfolane		47	39	n.a.
1050	Carbon dioxide			208	n.a.
1065	Hydrogen sulfide				n.a.

Dortmund Data Bank Version: February 2024

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