Dispiro[2.2.2.2]deca-4,9-diene

• Formula: C₁₀H₁₂
• Molecular weight: 132.2023
• IUPAC Standard InChI: InChI=1S/C10H12/c1-2-10(7-8-10)4-3-9(1)5-6-9/h1-4H,5-8H2 Copy

  
• IUPAC Standard InChIKey: KJMIPVPSDCDIJC-UHFFFAOYSA-N Copy
• CAS Registry Number: 36262-33-6
• 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: Dispiro[2.2.2.2]deca-4,5-diene
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Options:
  • Switch to calorie-based units

Gas phase thermochemistry data

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Mass spectrum (electron ionization), 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C₁₀H₁₂⁺ (ion structure unspecified)

Ionization energy determinations

Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

For Zoom

1.) Enter the desired X axis range (e.g., 100, 200)

2.) Check here for automatic Y scaling

3.) Press here to zoom

Additional Data

References

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes

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

Roth and Unger, 1995
Roth, W.R.; Unger, C., Zum konzertierten oder nichtk0onzertierten verlaur von reaktionen; thermolyse von dispiro[2.2.2]deca-4,9-dien, Liebigs Ann., 1995, 1361-1366. [all data]

Nakato, Chiyoda, et al., 1974
Nakato, Y.; Chiyoda, T.; Tsubomura, H., Experimental determination of ionization potentials of organic amines, β-carotene and chlorophyll a, Bull. Chem. Soc. Jpn., 1974, 47, 3001. [all data]

Harada, Ohno, et al., 1974
Harada, Y.; Ohno, K.; Seki, K.; Inokuchi, H., Photoelectron spectrum of dispiro[2.2.2.2]deca-4,9-diene. Conjugation of Walsh orbitals of cyclopropane rings with orbitals of diene, Chem. Lett., 1974, 1081. [all data]

Asmus, Klessinger, et al., 1975
Asmus, P.; Klessinger, M.; Meyer, L.-U.; deMeijere, A., Conjugative interaction between cyclopropyl walsh orbitals and π-orbitals in dispiro[2.2.2.2]deca-4,9-diene, Tetrahedron Lett., 1975, 6, 381. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  ΔfH°gas

  Enthalpy of formation of gas 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.