1,4-Bis(2-hydroxyethyl)piperazine

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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
DH - Eugene S. Domalski and Elizabeth D. Hearing
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil551.KN/ALebedeva, Gutner, et al., 1984DH
Quantity Value Units Method Reference Comment
Tfus405.KN/ALebedeva, Gutner, et al., 1984, 2Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Δsub31.19 ± 0.24kcal/molGSVerevkin, 2002Based on data from 354. to 396. K.; AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
16.2 ± 1.3413. to 507.Abdi and Meisen, 1998AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
30.59 ± 0.24375.GSVerevkin, 2002Based on data from 354. to 396. K.; AC
24.9 ± 1.1334.VLebedeva, Gutner, et al., 1984, 3ALS
24.88334. to 356.N/ALebedeva, Gutner, et al., 1984, 2AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
6.1902405.Lebedeva, Gutner, et al., 1984DH
6.19405.Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
15.3405.Lebedeva, Gutner, et al., 1984DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-7665
NIST MS number 235782

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References

Go To: Top, Phase change data, Mass spectrum (electron ionization), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Lebedeva, Gutner, et al., 1984
Lebedeva, N.D.; Gutner, N.M.; Katin, Yu.A.; Kozlova, N.M.; Kiseleva, N.N.; Machinya, E.F.; Dobychin, S.L.; Thermochemical study of bis(hydroxyethyl)piperazine, N., N-dimethylpropylenediamine and 2,2-azodiisobutyric acid dinitrile, Zhur. Prikl. Khim. (Leningrad), 1984, 57(10), 2297-2301. [all data]

Lebedeva, Gutner, et al., 1984, 2
Lebedeva, N.D.; Gutner, N.M.; Katin, Y.A.; Kozlova, N.M.; Kiseleva, N.N.; Makhina, E.F.; Dobychin, S.K., Zh. Prikl. Khim., 1984, 57, 2297. [all data]

Verevkin, 2002
Verevkin, Sergey P., Relationships among strain energies of mono- and poly-cyclic cyclohexanoid molecules and strain of their component rings, The Journal of Chemical Thermodynamics, 2002, 34, 2, 263-275, https://doi.org/10.1006/jcht.2001.0896 . [all data]

Abdi and Meisen, 1998
Abdi, Majid Abedinzadegan; Meisen, Axel, Vapor Pressure Measurements of Bis(hydroxyethyl)piperazine and Tris(hydroxyethyl)ethylenediamine, J. Chem. Eng. Data, 1998, 43, 2, 133-137, https://doi.org/10.1021/je970146m . [all data]

Lebedeva, Gutner, et al., 1984, 3
Lebedeva, N.D.; Gutner, N.M.; Katin, Yu.A.; Kozlova, N.M.; Kiseleva, N.N.; Makhina, E.F.; Dobychin, S.L., Thermochemical study of bis-hydroxyethylpiperazine, N,N-dimethylpropylenediamine, and 2,2-azodiisobutyrodinitrile, J. Appl. Chem. USSR, 1984, 57, 2118-2122. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

Go To: Top, Phase change data, Mass spectrum (electron ionization), References