4-[(4-nitrophenyl)azo]aniline
- Formula: C12H10N4O2
- Molecular weight: 242.2334
- CAS Registry Number: 730-40-5
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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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 488. | K | N/A | Baughman and Perenich, 1988 | Uncertainty assigned by TRC = 1. K; TRC |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 29.4 | 434. | GS | Nishida, Ando, et al., 2008 | Based on data from 403. to 465. K.; AC |
| 32.9 ± 0.2 | 414. | TE | Green and Jones, 1967 | Based on data from 404. to 424. K. See also Stephenson and Malanowski, 1987.; AC |
| 32.6 ± 1.2 | 413. | ME | Green and Jones, 1967 | Based on data from 404. to 423. K. See also JONES and KRASKA, 2008.; AC |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 7.620 | 488.2 | Baughman and Perenich, 1988, 2 | AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Baughman and Perenich, 1988
Baughman, G.L.; Perenich, T.A.,
Fate of dyes in aquatic systems: I. Solubility and partitioning of some hydrophobic dyes and related compounds,
Environ. Tox. Chem., 1988, 7, 3, 183, https://doi.org/10.1002/etc.5620070302
. [all data]
Nishida, Ando, et al., 2008
Nishida, K.; Ando, Y.; Ohwada, K.; Mori, T.; Koide, M.; Koukitsu, A.,
Vapour pressures and heats of sublimation of some azo disperse dyes,
J Food Science, 2008, 105, 3, 112-114, https://doi.org/10.1111/j.1478-4408.1989.tb01200.x
. [all data]
Green and Jones, 1967
Green, H.S.; Jones, F.,
Vapour pressures, heats of sublimation and degrees of association of some azo compounds in the vapour phase,
Trans. Faraday Soc., 1967, 63, 1612, https://doi.org/10.1039/tf9676301612
. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
JONES and KRASKA, 2008
JONES, F.; KRASKA, J.,
Vapour-phase Dyeing of Synthetic-polymer Fibres,
J Food Science, 2008, 82, 9, 333-338, https://doi.org/10.1111/j.1478-4408.1966.tb02726.x
. [all data]
Baughman and Perenich, 1988, 2
Baughman, George L.; Perenich, Theresa A.,
Fate of dyes in aquatic systems: I. Solubility and partitioning of some hydrophobic dyes and related compounds,
Environ Toxicol Chem, 1988, 7, 3, 183-199, https://doi.org/10.1002/etc.5620070302
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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