1-Pentanol

• Formula: C₅H₁₂O
• Molecular weight: 88.1482
• IUPAC Standard InChI: InChI=1S/C5H12O/c1-2-3-4-5-6/h6H,2-5H2,1H3 Copy

  
• IUPAC Standard InChIKey: AMQJEAYHLZJPGS-UHFFFAOYSA-N Copy
• CAS Registry Number: 71-41-0
• 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: Pentyl alcohol; n-Amyl alcohol; n-Butylcarbinol; n-Pentan-1-ol; n-Pentanol; n-Pentyl alcohol; Amyl alcohol; Amylol; Pentanol; 1-Pentyl alcohol; n-C5H11OH; Pentan-1-ol; Pentanol-1; Pentasol; n-Amylalkohol; Alcool amylique; Amyl alcohol, n-; Amyl alcohol, normal; Primary amyl alcohol; UN 1105; 1-Pentol; Primary-N-amyl alcohol; Butyl carbinol; NSC 5707
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Condensed 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
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
• Options:
  • Switch to calorie-based units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Gas phase thermochemistry data

Go To: Top, Ion clustering data, References, Notes

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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Ion clustering data

Go To: Top, Gas phase thermochemistry data, References, Notes

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

Data compiled by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

C₃H₉Si⁺ +  = (C₃H₉Si⁺ • )

By formula: C₃H₉Si⁺ + C₅H₁₂O = (C₃H₉Si⁺ • C₅H₁₂O)

Free energy of reaction

(C₅H₁₃O⁺ • ) +  = (C₅H₁₃O⁺ • 2)

By formula: (C₅H₁₃O⁺ • C₅H₁₂O) + C₅H₁₂O = (C₅H₁₃O⁺ • 2C₅H₁₂O)

Bond type: Hydrogen bonds of the type OH-O between organics

Free energy of reaction

(C₅H₁₃O⁺ • 2) +  = (C₅H₁₃O⁺ • 3)

By formula: (C₅H₁₃O⁺ • 2C₅H₁₂O) + C₅H₁₂O = (C₅H₁₃O⁺ • 3C₅H₁₂O)

Bond type: Hydrogen bonds of the type OH-O between organics

(C₅H₁₃O⁺ • 3) +  = (C₅H₁₃O⁺ • 4)

By formula: (C₅H₁₃O⁺ • 3C₅H₁₂O) + C₅H₁₂O = (C₅H₁₃O⁺ • 4C₅H₁₂O)

Bond type: Hydrogen bonds of the type OH-O between organics

(C₅H₁₃O⁺ • 4) +  = (C₅H₁₃O⁺ • 5)

By formula: (C₅H₁₃O⁺ • 4C₅H₁₂O) + C₅H₁₂O = (C₅H₁₃O⁺ • 5C₅H₁₂O)

Bond type: Hydrogen bonds of the type OH-O between organics

Free energy of reaction

References

Go To: Top, Gas phase thermochemistry data, Ion clustering data, Notes

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

Counsell J.F., 1968
Counsell J.F., Thermodynamic properties of organic oxygen compounds. Part XIX. Low-temperature heat capacity and entropy of propan-1-ol, 2-methylpropan-1-ol, and pentan-1-ol, J. Chem. Soc. A, 1968, 1819-1823. [all data]

Stromsoe E., 1970
Stromsoe E., Heat capacity of alcohol vapors at atmospheric pressure, J. Chem. Eng. Data, 1970, 15, 286-290. [all data]

Counsell J.F., 1970
Counsell J.F., Thermodynamic properties of organic oxygen compounds. 24. Vapor heat capacities and enthalpies of vaporization of ethanol, 2-methyl-1-propanol, and 1-pentanol, J. Chem. Thermodyn., 1970, 2, 367-372. [all data]

Wojtyniak and Stone, 1986
Wojtyniak, A.C.M.; Stone, A.J., A High-Pressure Mass Spectrometric Study of the Bonding of Trimethylsilylium to Oxygen and Aromatic Bases, Can. J. Chem., 1986, 74, 59. [all data]

Meot-Ner (Mautner), 1992
Meot-Ner (Mautner), M., Intermolecular Forces in Organic Clusters, J. Am. Chem. Soc., 1992, 114, 9, 3312, https://doi.org/10.1021/ja00035a024 . [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Ion clustering data, References

• Symbols used in this document:
  

  Cp,gas	Constant pressure heat capacity of gas
  S°gas	Entropy of gas at standard conditions
  T	Temperature
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.