Hydroperoxide, heptyl

Data at NIST subscription sites:

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.


Condensed 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

Quantity Value Units Method Reference Comment
Δcliquid-4698.2 ± 5.0kJ/molCcbPritzkow and Muller, 1956Corresponding Δfliquid = -343. kJ/mol (simple calculation by NIST; no Washburn corrections)

Gas phase ion energetics data

Go To: Top, Condensed 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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
9.48 ± 0.03PEAshmore and Burgess, 1977LLK
9.88PEAshmore and Burgess, 1977Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C7H15+10.6 ± 0.1?EIBurgess, SenSharma, et al., 1968RDSH
C7H15O+10.3 ± 0.1OHEIBurgess, SenSharma, et al., 1968RDSH
C7H15O2+11.1 ± 0.1HEIBurgess, SenSharma, et al., 1968RDSH

Mass spectrum (electron ionization)

Go To: Top, Condensed 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.

Mass spectrum
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

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
NIST MS number 28552

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Condensed 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.

Pritzkow and Muller, 1956
Pritzkow, W.; Muller, K.A., Uber die energetische stellung der organischen hydroperoxyde und die o-o-bindungsenergie, Chem. Ber., 1956, 89, 2318-2321. [all data]

Ashmore and Burgess, 1977
Ashmore, F.S.; Burgess, A.R., Study of Some Medium Size Alcohols and Hydroperoxides by Photoelectron Spectroscopy, J. Chem. Soc. Faraday Trans. 2, 1977, 73, 1247. [all data]

Burgess, SenSharma, et al., 1968
Burgess, A.R.; SenSharma, D.K.; White, M.J.D., The mass spectrometry of some alkyl peroxy radicals and related alkyl hydroperoxides, Advan. Mass Spectrom., 1968, 4, 345. [all data]


Notes

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