(Z)-3-Phenyl-2-propenoic acid
- Formula: C9H8O2
- Molecular weight: 148.1586
- IUPAC Standard InChI: InChI=1S/C9H8O2/c10-9(11)7-6-8-4-2-1-3-5-8/h1-7H,(H,10,11)/b7-6-
- IUPAC Standard InChIKey: WBYWAXJHAXSJNI-SREVYHEPSA-N
- CAS Registry Number: 102-94-3
- 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. - Stereoisomers:
- Other names: (Z)-Cinnamic acid; cis-β-Carboxystyrene; cis-Cinnamic acid; Allocinnamic acid; Cinnamic acid, (Z)-; Isocinnamic acid; 2-Propenoic acid, 3-phenyl-, (Z)-; (2Z)-3-Phenyl-2-propenoic acid; Cinnamic acid, cis-
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Condensed phase thermochemistry data
Go To: Top, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°solid | -4383.8 ± 1.7 | kJ/mol | Ccb | Eisenlohr and Metzner, 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -4377.7 kJ/mol; Solid m.p 68 °C; Corresponding ΔfHºsolid = -301.1 kJ/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -4368.0 ± 1.7 | kJ/mol | Ccb | Eisenlohr and Metzner, 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -4363.1 kJ/mol; Solid m.p 42°C; Corresponding ΔfHºsolid = -316.9 kJ/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -4373.7 ± 1.7 | kJ/mol | Ccb | Eisenlohr and Metzner, 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -4368.5 kJ/mol; Solid m.p 58°C; Corresponding ΔfHºsolid = -311.2 kJ/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -4366.0 ± 1.7 | kJ/mol | Ccb | Eisenlohr and Hass, 1935 | Reanalyzed by Cox and Pilcher, 1970, Original value = -4362.7 kJ/mol; Corresponding ΔfHºsolid = -318.9 kJ/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -4385.3 | kJ/mol | Ccb | Roth and Stoermer, 1913 | Corresponding ΔfHºsolid = -300. kJ/mol (simple calculation by NIST; no Washburn corrections) |
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.
Eisenlohr and Metzner, 1937
Eisenlohr, F.; Metzner, A.,
Uber die cis-zimtsauren. I,
Z. Phys. Chem., 1937, 178, 339-349. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Eisenlohr and Hass, 1935
Eisenlohr, F.; Hass, W.,
Uber die cis-zimtsaure,
Z. Phys. Chem., 1935, 173, 249-264. [all data]
Roth and Stoermer, 1913
Roth, W.A.; Stoermer, R.,
Physikalisch-chemische untersuchungen an aromatischen stereoisomeren sauren 1,
Chem. Ber., 1913, 40, 260-280. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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