2-Ethylhexyl methacrylate
- Formula: C12H22O2
- Molecular weight: 198.3019
- IUPAC Standard InChI: InChI=1S/C12H22O2/c1-5-7-8-11(6-2)9-14-12(13)10(3)4/h11H,3,5-9H2,1-2,4H3
- IUPAC Standard InChIKey: WDQMWEYDKDCEHT-UHFFFAOYSA-N
- CAS Registry Number: 688-84-6
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Octyl methacrylate; Methacrylic acid 2-ethylhexyl ester; 2-Propenoic acid, 2-methyl-, 2-ethylhexyl ester; 2-Ethyl-1-hexyl methacrylate; 2-Ethylhexyl methacryate
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of liquid
| Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 386.0 | 298.15 | Karabaev, Abduzhaminov, et al., 1985 | T = 230 to 350 K. Cp (J/kg*K) = 1261.8 + 2.2971 T. Cp data calculated from equation. |
| 386.2 | 298.15 | Karabaev, Saidov, et al., 1985 | T = 90 to 350 K. Cp(c) = 199.31 + 5.22T J/kg*K (95 to 205 K); Cp(liq) = 1261.84 + 2.30T J/kg*K (230.3 to 350 K). Cp data calculated from equation. |
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:
BS - Robert L. Brown and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 230.3 | K | N/A | Karabaev, Abduzhaminov, et al., 1985 | DH |
| Tfus | 230.3 | K | N/A | Karabaev, Saidov, et al., 1985 | DH |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 393.2 | 0.024 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 24.085 | 230.3 | Karabaev, Abduzhaminov, et al., 1985, 2 | DH |
Entropy of fusion
| ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 104.6 | 230.3 | Karabaev, Abduzhaminov, et al., 1985, 2 | DH |
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, 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 compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | Japan AIST/NIMC Database- Spectrum MS-NW-3424 |
| NIST MS number | 232033 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Karabaev, Abduzhaminov, et al., 1985
Karabaev, M.; Abduzhaminov, T.P.; Saidov, A.A.; Igamberdyev, Kh.T.,
Thermophysical properties of liquid methacrylic acid and its simple esters, Izv. Akad. Nauk Uzb. SSR,
Ser. Fiz.-Mat. Nauk, 1985, (4), 71-74. [all data]
Karabaev, Saidov, et al., 1985
Karabaev, M.; Saidov, A.A.; Abduzhaminov, T.P.; Kenisarin, M.M.,
Heat capacity and molecular kinetic processes of condensed phase acrylates and methacrylates, Izv. Akad. Nauk UzSSR,
Ser. Fiz.-Math., 1985, (6), 51-54. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Karabaev, Abduzhaminov, et al., 1985, 2
Karabaev, M.K.; Abduzhaminov, T.P.; Kenisarin, M.M.; Saidov, A.A.,
Thermodynamics of the crystal-liquid phase transition in acrylates and methacrylates, Izv. Akad. Nauk Uzb. SSR,
Ser. Fiz.-Mat. Nauk, 1985, (5), 74-77. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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