Bicyclo[2.1.0]pent-2-ene

• Formula: C₅H₆
• Molecular weight: 66.1011
• IUPAC Standard InChI: InChI=1S/C5H6/c1-2-5-3-4(1)5/h1-2,4-5H,3H2 Copy

  
• IUPAC Standard InChIKey: CGKPQMCLTLUAOW-UHFFFAOYSA-N Copy
• CAS Registry Number: 5164-35-2
• Chemical structure:
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• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Gas phase ion energetics data
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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

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Individual Reactions

2 +  =

By formula: 2H₂ + C₅H₆ = C₅H₁₀

=

By formula: C₅H₆ = C₅H₆

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.

Roth, Klarner, et al., 1980
Roth, W.R.; Klarner, F.-G.; Lennartz, H.-W., Heats of hydrogenation. II. Heat of hydrogenation of bicyclo[2.1.0]pent-2-ene, an antiaromatic system, Chem. Ber., 1980, 113, 1806-1818. [all data]

Notes

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• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions

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