1,4-Benzenediol, 2,5-bis(1,1-dimethylethyl)-
- Formula: C14H22O2
- Molecular weight: 222.3233
- IUPAC Standard InChI: InChI=1S/C14H22O2/c1-13(2,3)9-7-12(16)10(8-11(9)15)14(4,5)6/h7-8,15-16H,1-6H3
- IUPAC Standard InChIKey: JZODKRWQWUWGCD-UHFFFAOYSA-N
- CAS Registry Number: 88-58-4
- 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: Hydroquinone, 2,5-di-tert-butyl-; Dibug; Dybug; DTBHQ; Santovar O; 2,5-Di-tert-butylhydroquinone; 2,5-di-t-Butylhydroquinone; 2,5-Di-tert-butylbenzene-1,4-diol; 2,5-Bis(1,1-dimethylethyl)-1,4-benzenediol; Di-t-butylhydroquinone; Eastman DTBHQ; 1,4-Dihydroxy-2,5-di-tert-butylbenzene; 2,5-Di-tert-butyl-1,4-benzohydroquinone; 2,5-Di-tert-butyl-1,4-hydroquinone; 2,5-Di-tert-butylquinol; Antage DBH; DBH; Naugard 451; Nocrac NS 7; Nonflex Alba; NSC 11; 2,5-Di-tert-butyl-1,4-dihydroxybenzene
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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 by: William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 122.4 ± 1.7 | kJ/mol | N/A | Verevkin, 1999 |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 108.8 ± 1.7 | 351. | GS | Verevkin, 1999 | Based on data from 333. to 368. K. |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference |
|---|---|---|
| 43.85 | 496.5 | Verevkin, 1999 |
Gas Chromatography
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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
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Ultra-2 | 1457. | Khalilov L.M., Khalilova A.Z., et al., 1999 | 32. C @ 5. min, 4. K/min; Column length: 50. m; Column diameter: 0.32 mm; Tend: 250. C |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Verevkin, 1999
Verevkin, Sergey P.,
Substituent effects on the benzene ring. Prediction of the thermochemical properties of alkyl substituted hydroquinones,
Phys. Chem. Chem. Phys., 1999, 1, 1, 127-131, https://doi.org/10.1039/a806706f
. [all data]
Khalilov L.M., Khalilova A.Z., et al., 1999
Khalilov L.M.; Khalilova A.Z.; Odinokov V.N.; Baltaev U.A.; Paramonov E.A.; Dzhemilev U.M.,
Identification and biological activity of the volatile organic substances emitted by plants and insects - II. Sesquiterpene composition of the native scent of leaves of the potato Solanum tuberosum,
Chem. Nat. Compd. (Engl. Transl.), 1999, 35, 4, 422-426, https://doi.org/10.1007/BF02282508
. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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