Benzene, 1,4-diisocyanato-
- Formula: C8H4N2O2
- Molecular weight: 160.1296
- IUPAC Standard InChI: InChI=1S/C8H4N2O2/c11-5-9-7-1-2-8(4-3-7)10-6-12/h1-4H
- IUPAC Standard InChIKey: ALQLPWJFHRMHIU-UHFFFAOYSA-N
- CAS Registry Number: 104-49-4
- 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: Isocyanic acid, p-phenylene ester; p-Phenylene diisocyanate; p-Phenylene isocyanate; 1,4-Diisocyanatobenzene; 1,4-Phenylene diisocyanate; Phenylene-1,4-diisocyanate; 1,4-Benzenediisocyanate
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°solid | -3696. | kJ/mol | Ccb | Strepikheev, Baranov, et al., 1962 | ALS |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 211.7 | 298. | Strepikheev, Baranov, et al., 1962 | DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Strepikheev, Baranov, et al., 1962
Strepikheev, Yu.A.; Baranov, Yu.I.; Burmistrova, O.A.,
Determination of the heats of combustion and the heat capacities of several mono- and di-isocyanates,
Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1962, 5, 387-390. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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