Azobenzene
- Formula: C12H10N2
- Molecular weight: 182.2212
- IUPAC Standard InChIKey: DMLAVOWQYNRWNQ-UHFFFAOYSA-N
- CAS Registry Number: 103-33-3
- 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. - Species with the same structure:
- Other names: Diazene, diphenyl-; Azobenzide; Azobenzol; Benzene, azobis-; Benzene, azodi-; Benzeneazobenzene; Diazobenzene; Diphenyldiimide; 1,2-Diphenyldiazene; Azobenzeen; Azobisbenzene; Azodibenzeneazofume; Azofume; Benzofume; Diphenyldiazene; ENT 14,611; NCI-C02926; USAF EK-704; Azodibenzene; Azobenzen; Diazene, 1,2-diphenyl-; NSC 2102
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | 374. | kJ/mol | Ccb | Lemoult, 1908 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -6452. | kJ/mol | Ccb | Wieland, Heymann, et al., 1934 | |
ΔcH°solid | -6468.1 ± 3.8 | kJ/mol | Ccb | Swietoslawski and Bobinska, 1929 | |
ΔcH°solid | -6525.8 | kJ/mol | Ccb | Lemoult, 1908 |
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
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
C12H10N2 =
By formula: C12H10N2 = C12H10N2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -48.0 ± 1.5 | kJ/mol | Cm | Cammenga, Behrens, et al., 1977 | solid phase |
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.
Lemoult, 1908
Lemoult, M.P.,
Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques,
Ann. Chim. Phys., 1908, 14, 289-310. [all data]
Wieland, Heymann, et al., 1934
Wieland, H.; Heymann, K.; Tsatsas, T.; Juchum, D.; Varvoglis, G.; Labriola, G.; Dobbelstein, O.; Boyd-Barrett, H.S.,
Uber das Auftreten freier Radikale bei chemischen Reaktionen. VIII,
Ann., 1934, 514, 145-181. [all data]
Swietoslawski and Bobinska, 1929
Swietoslawski, M.W.; Bobinska, M.J.,
O cieple spalania kamfory, azobenzenu i hydrazobenzenu - Sur la chaleur de combustion du comphre, de l'hydrazobenzene,
Rocz. Chem., 1929, 9, 723-730. [all data]
Cammenga, Behrens, et al., 1977
Cammenga, H.K.; Behrens, E.; Wolf, F.,
Thermal isomerization of cis-azobenzene in the solid state
in React. Solids, [Proc. Int. Symp.],, ed. J. Wood, O. Lindqvist, C. Helgesson, Plenum: New York,NY, 1977, 481-486. [all data]
Notes
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- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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