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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
174	Water	7732-18-5	H₂O	Overview	Details
542	Sulfolane	126-33-0	C₄H₈O₂S	Overview	Details
1056	Nitrogen	7727-37-9	N₂	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	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	17	122	87	4
542	Sulfolane		n.a.	15	n.a.
1056	Nitrogen			8	n.a.
1065	Hydrogen sulfide				n.a.

**Heats of Mixing (HE)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	3	128	13	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Gas Solubilities (GLE)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	265	122	n.a.
542	Sulfolane		n.a.	10	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	7	n.a.	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	n.a.	14	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	30	n.a.	n.a.	11
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**(A)zeotropic Data (AZD)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	12	2	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			7	n.a.
1065	Hydrogen sulfide				n.a.

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	5	1	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			1	n.a.
1065	Hydrogen sulfide				n.a.

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	39	15	n.a.	8
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	2	13	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	27	n.a.	1	17
542	Sulfolane		n.a.	7	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Surface Tensions (MSFT)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	15	28	5	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	6	2	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	21	n.a.	n.a.	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	12	8	n.a.
542	Sulfolane		n.a.	7	n.a.
1056	Nitrogen			11	n.a.
1065	Hydrogen sulfide				n.a.

**Gas Hydrate Data (GHD)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	30	42	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	n.a.	10	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	n.a.	6	8	n.a.
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			n.a.	n.a.
1065	Hydrogen sulfide				n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	2	18	13	2
542	Sulfolane		n.a.	n.a.	n.a.
1056	Nitrogen			7	n.a.
1065	Hydrogen sulfide				n.a.

**Total**
DDB#	Name	542	1056	1065	4345	2-Piperidineethanol (2pe)
174	Water	184	631	336	42
542	Sulfolane		n.a.	39	n.a.
1056	Nitrogen			34	n.a.
1065	Hydrogen sulfide				n.a.

Dortmund Data Bank Version: February 2024

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