1-Piperazineethanamine

• Formula: C₆H₁₅N₃
• Molecular weight: 129.2034
• IUPAC Standard InChI: InChI=1S/C6H15N3/c7-1-4-9-5-2-8-3-6-9/h8H,1-7H2 Copy

  
• IUPAC Standard InChIKey: IMUDHTPIFIBORV-UHFFFAOYSA-N Copy
• CAS Registry Number: 140-31-8
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Piperazine, 1-(2-aminoethyl)-; N-(β-Aminoethyl)piperazine; N-(Aminoethyl)piperazine; N-(2-Aminoethyl)piperazine; 1-(2-Aminoethyl)piperazine; 1-Aminoethylpiperazine; 1-Piperazineethylamine; Aminoethylpiperazine; USAF DO-46; UN 2815; 2-Piperazinylethylamine; AEP; NSC 38968; 2-piperazin-1-ylethylamine
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Condensed phase thermochemistry 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 by: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Reaction thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

 +  =

By formula: C₆H₁₅N₃ + C₂H₅N = C₈H₂₀N₄

 +  =

By formula: C₄H₁₀N₂ + C₂H₅N = C₆H₁₅N₃

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Notes

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

Bobylev, Kamskaya, et al., 1988
Bobylev, V.A.; Kamskaya, O.I.; Kossoi, A.A.; Koludarova, E.Yu., Investigation of the heat capacity of ethyleneamines by differential scanning calorimetry, Zhur. Obshch. Khim., 1988, 58, 2536-2538. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Anderson and Shimanskaya, 1969
Anderson, A.A.; Shimanskaya, M.V., Gas-Liquid Chromatography of some Aliphatic and Heterocyclic Polyfunctional Amines: II. Solution Thermodyn. of Amines in Fix. Phas., Latv. PSR Zinat. Akad. Vestis, Kim. Ser., 1969, No. 5, 527. [all data]

Anonymous, 1957
Anonymous, R., , Am. Pet. Inst. Res. Proj. 6, Carnegie-Mellon Univ., 1957. [all data]

Efimova, Emel'yanenko, et al., 2010
Efimova, Anastasia A.; Emel'yanenko, Vladimir N.; Verevkin, Sergey P.; Chernyak, Yury, Vapour pressure and enthalpy of vaporization of aliphatic poly-amines, The Journal of Chemical Thermodynamics, 2010, 42, 3, 330-336, https://doi.org/10.1016/j.jct.2009.09.003 . [all data]

Dalin, Bobylev, et al., 1988
Dalin, A.R.; Bobylev, V.A.; Suslikov, V.F.; Kamskaya, O.I.; Tereshchenko, G.F., Nucleophilic cleavage and the formation of saturated heterocycles. VII. Kinetic and thermochemical study of reactions of aziridine with ethylene amines, J. Gen. Chem. USSR, 1988, 58, 1868-1871. [all data]

Notes

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• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  Tboil	Boiling point
  Tfus	Fusion (melting) point
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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