Styrene, p-methoxy-alpha-methyl-
- Formula: C10H12O
- Molecular weight: 148.2017
- IUPAC Standard InChI: InChI=1S/C10H12O/c1-8(2)9-4-6-10(11-3)7-5-9/h4-7H,1H2,2-3H3
- IUPAC Standard InChIKey: XCTSGGVBLWBSIJ-UHFFFAOYSA-N
- CAS Registry Number: 1712-69-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: 4-CH3OC6H4C(CH3)=CH2
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Phase change data
Go To: Top, Gas phase ion energetics data, References, Notes
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 |
|---|---|---|---|---|---|
| ΔvapH° | 14.8 ± 0.07 | kcal/mol | GS | Verevkin, 1999 | Based on data from 308. to 343. K. |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔsubH° | 19.4 ± 0.1 | kcal/mol | N/A | Verevkin, 1999 |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 14.5 ± 0.07 | 326. | GS | Verevkin, 1999 | Based on data from 308. to 343. K. |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference |
|---|---|---|
| 4.558 | 309.2 | Verevkin, 1999 |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated by: Edward P. Hunter and Sharon G. Lias
View reactions leading to C10H12O+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 217.8 | kcal/mol | N/A | Hunter and Lias, 1998 | |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 210.9 | kcal/mol | N/A | Hunter and Lias, 1998 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, 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.,
Thermochemical investigation on α-methyl-styrene and parent phenyl substituted alkenes,
Thermochimica Acta, 1999, 326, 1-2, 17-25, https://doi.org/10.1016/S0040-6031(98)00585-1
. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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