D-Ribose

• Formula: C₅H₁₀O₅
• Molecular weight: 150.1299
• IUPAC Standard InChI: InChI=1S/C5H10O5/c6-1-3(8)5(10)4(9)2-7/h1,3-5,7-10H,2H2/t3-,4+,5-/m0/s1 Copy

  
• IUPAC Standard InChIKey: PYMYPHUHKUWMLA-LMVFSUKVSA-N Copy
• CAS Registry Number: 50-69-1
• 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.
• Stereoisomers:
  • d-Arabinose
  • xylose
  • Arabinose(D)
  • Xylose
  • L-Arabinose
• Other names: Ribose, D-; Ribose
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Comments:
  • Although only a single structure is shown, this species may exist in several forms including a linear molecule, a five membered ring and a six membered ring.
• Information on this page:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Ion clustering data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Options:
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

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 as indicated in comments:
RCD - Robert C. Dunbar
ALS - 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: Na⁺ + C₅H₁₀O₅ = (Na⁺ • C₅H₁₀O₅)

Free energy of reaction

=

By formula: C₅H₁₀O₅ = C₅H₁₀O₅

=

By formula: C₅H₁₀O₅ = C₅H₁₀O₅

Ion clustering 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: Robert C. Dunbar

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

 +  = ( • )

By formula: Na⁺ + C₅H₁₀O₅ = (Na⁺ • C₅H₁₀O₅)

Free energy of reaction

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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Additional Data

References

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, Mass spectrum (electron ionization), NIST Subscription Links, Notes

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

Gubareva, Kunderenko, et al., 1991
Gubareva, A.; Kunderenko, V.M.; Gerasimov, P.A., Enthalpy of combustion and formation of d-ribose and d-ribono-γ-lactone, Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1991, 34, 41-45. [all data]

Colbert, Domalski, et al., 1987
Colbert, J.C.; Domalski, E.S.; Coxon, B., Enthalpies of combustion of d-ribose and 2-deoxy-d-ribose, J. Chem. Thermodyn., 1987, 19, 433-441. [all data]

Desai and Wilhoit, 1970
Desai, P.; Wilhoit, R.C., Heats of combustion and enthalpies of formation of D-ribose, D-arabinose, and L-ascorbic acid, Thermochim. Acta, 1970, 1, 61-64. [all data]

Stroh and Fincke, 1963
Stroh, H.H.; Fincke, C.R., Beobachtung ciner unterschidlichen hydrierbarkeit von n-substituiertten aziridin-derivaten, Z. Chem., 1963, 3, 265-266. [all data]

Kawaizumi, Kushida, et al., 1981
Kawaizumi, F.; Kushida, S.; Miyahara, Y., Determination of the specific heat capacities of aqueous solutions of pentose, Bull. Chem. Soc. Japan, 1981, 54(8), 2282-2285. [all data]

Cerda and Wesdemiotis, 1999
Cerda, B.A.; Wesdemiotis, C., Thermochemistry and Structures of Na+ Coordinated Mono- and Disaccharide Stereoisomers, Int. J. Mass Spectrom., 1999, 189, 2-3, 189, https://doi.org/10.1016/S1387-3806(99)00085-8 . [all data]

Tewari and Goldberg, 1985
Tewari, Y.B.; Goldberg, R.N., An investigation of the equilibria between aqueous ribose, ribulose, and arabinose, Biophys. Chem., 1985, 22, 197-204. [all data]

Notes

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• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  T	Temperature
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

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