Pentanal - The NIST WebBook

Pentanal

• Formula: C5H10O
• Molecular weight: 86.1323
• IUPAC Standard InChI: InChI=1S/C5H10O/c1-2-3-4-5-6/h5H,2-4H2,1H3 Copy
• IUPAC Standard InChIKey: HGBOYTHUEUWSSQ-UHFFFAOYSA-N Copy
• CAS Registry Number: 110-62-3
• Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file View 3d structure (requires JavaScript / HTML 5)
• Other names: Valeraldehyde; n-Pentanal; n-Valeraldehyde; Valeral; Valerianic aldehyde; Valeric acid aldehyde; Valeric aldehyde; Valeryl aldehyde; n-C4H9CHO; Amyl aldehyde; Butyl formal; UN 2058; n-Valeric aldehyde; 1-Pentanal; Pentan-1-al; NSC 35404; Pentylaldehyde; pentanal (valeraldehyde); valderaldehyde
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• Information on this page:
  • Condensed phase thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • IR Spectrum
  • 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

Quantity	Value	Units	Method	Reference	Comment
S°liquid	273.59	J/mol*K	N/A	Korkhov, D'yakova, et al., 1983
S°liquid	273.6	J/mol*K	N/A	D'yakova and Vasil'ev, 1982

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K)	Temperature (K)	Reference	Comment
174.39	298.15	Korkhov, D'yakova, et al., 1983	T = 10 to 340 K.
171.5	298.	von Reis, 1881	T = 290 to 385 K.

References

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

Korkhov, D'yakova, et al., 1983 Korkhov, A.D.; D'yakova, G.N.; Vasil'ev, I.A., Heat capacity of pivalaldehyde and valeraldehyde, Fiz.-khim. Aspekty Razrab. Neftekhim. Protsessov, 1983, M. [all data]

D'yakova and Vasil'ev, 1982 D'yakova, G.N.; Vasil'ev, I.A., Thermodynamic properties of aliphatic aldehydes, 1982, Termodin. [all data]

von Reis, 1881 von Reis, M.A., Die specifische Wärme flüssiger organischer Verbindungen und ihre Beziehung zu deren Moleculargewicht, Ann. Physik [3], 1881, 13, 447-464. [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, References

• Symbols used in this document:

  Cp,liquid	Constant pressure heat capacity of liquid
  S°liquid	Entropy of liquid at standard conditions

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