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Disulfide, bis(2-methylpropyl)

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Gas 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas-170.9 ± 2.2kJ/molCcbMackle and McClean, 1964Reanalyzed by Cox and Pilcher, 1970, Original value = -169.9 ± 2.1 kJ/mol

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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafliquid-232.8 ± 1.4kJ/molCcbMackle and McClean, 1964Reanalyzed by Cox and Pilcher, 1970, Original value = -231.8 ± 1.2 kJ/mol
Quantity Value Units Method Reference Comment
Deltacliquid-6692.4 ± 1.2kJ/molCcbMackle and McClean, 1964Reanalyzed by Cox and Pilcher, 1970, Original value = -6685.1 ± 1.2 kJ/mol

Phase change 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Tboil493.KN/ABirch and Norris, 1925Uncertainty assigned by TRC = 15. K; TRC
Quantity Value Units Method Reference Comment
Deltavap57.2 ± 0.1kJ/molCKusano, 1985AC
Deltavap57.2kJ/molN/AShimizu, Saito, et al., 1981AC
Deltavap62. ± 2.kJ/molEMackle and McClean, 1964ALS
Deltavap61.9kJ/molN/AMackle and McClean, 1964DRB

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


IR Spectrum

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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

Gas Phase Spectrum

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IR spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


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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Mass spectrum
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Additional Data

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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.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-2736
NIST MS number 231533

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.


UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Bol'shakov, et al., 1969
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 20138
Instrument unknown
Boiling point 220

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

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

Mackle and McClean, 1964
Mackle, H.; McClean, R.T.B., Studies in the thermochemistry of organic sulphides. Part 5.-Dithia-alkanes, Trans. Faraday Soc., 1964, 60, 669-672. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Birch and Norris, 1925
Birch, S.F.; Norris, W.S.G.P., The Chemistry of Petroleum Part I. The Occurence of Compounds of Sulphur in the Liqht Distillate from the Crude Oil of Maindan-i-Naftun, J. Chem. Soc., 1925, 127, 898. [all data]

Kusano, 1985
Kusano, Kazuhito, Micro conduction calorimeters to measure enthalpies of vaporization, Thermochimica Acta, 1985, 88, 1, 109-120, https://doi.org/10.1016/0040-6031(85)85418-6 . [all data]

Shimizu, Saito, et al., 1981
Shimizu, M.; Saito, Y.; Kusano, K., , Preprints 17th Conf. Chem. Thermodyn. Thermal Anal., Japan, 1981, 50. [all data]

Bol'shakov, et al., 1969
Bol'shakov, G.F., et al., Ultraviolet spectra of heteroorganic compounds, 1969, 146. [all data]


Notes

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