Camphor
- Formula: C10H16O
- Molecular weight: 152.2334
- IUPAC Standard InChI: InChI=1S/C10H16O/c1-9(2)7-4-5-10(9,3)8(11)6-7/h7H,4-6H2,1-3H3
- IUPAC Standard InChIKey: DSSYKIVIOFKYAU-UHFFFAOYSA-N
- CAS Registry Number: 76-22-2
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Stereoisomers:
- Other names: Bicyclo[2.2.1]heptan-2-one, 1,7,7-trimethyl-; Root bark oil; Spirit of camphor; 1,7,7-Trimethylbicyclo[2.2.1]-2-heptanone; 1,7,7-Trimethylnorcamphor; 2-Bornanone; 2-Camphanone; 1,7,7-Trimethyl-bicyclo[2.2.1]heptan-2-one; 2-Camphonone; Gum camphor; Bornane, 2-oxo-; Camphor, synthetic; Huile de camphre; 2-Kamfanon; Kampfer; 2-Keto-1,7,7-trimethylnorcamphane; Matricaria camphor; Norcamphor, 1,7,7-trimethyl-; UN 2717; Bicyclo[2.2.1]heptane-2-one, 1,7,7-trimethyl-; Alphanon; DL-Camphor; Borneo camphor; Bicyclo[2.2.1]heptan-2-one, 1,7,7-trimethyl-, (.+/-.)-; (.+/-.)-Camphor; Camphre; bornan-2-one
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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 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 |
|---|---|---|---|---|---|
| ΔfH°solid | -319. ± 3. | kJ/mol | Ccb | Steele, 1977 | ALS |
| ΔfH°solid | -399. ± 66. | kJ/mol | Ccb | Delafontaine, Sabbah, et al., 1973 | %hf298 calculated possible error by the authors; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -5902. ± 3. | kJ/mol | Ccb | Steele, 1977 | Corresponding ΔfHºsolid = -319. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°solid | -5822. ± 66. | kJ/mol | Ccb | Delafontaine, Sabbah, et al., 1973 | %hf298 calculated possible error by the authors; Corresponding ΔfHºsolid = -400. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°solid | -5891.2 | kJ/mol | Ccb | Shchukarev and Shchukareva, 1932 | Corresponding ΔfHºsolid = -330.5 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°solid | -5898.6 ± 3.8 | kJ/mol | Ccb | Swietoslawski and Bobinska, 1929 | Corresponding ΔfHºsolid = -323. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°solid | -5910.7 | kJ/mol | Ccb | Roth and Ostling, 1913 | Corresponding ΔfHºsolid = -311. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 271.2 | 298.1 | Frandsen, 1931 | T = 307 to 483 K.; 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.
Steele, 1977
Steele, W.V.,
The standard enthalpies of formation of bicyclic compounds. III. 1,7,7-trimethylbicyclo[2.2.1]heptan-2-one,
J. Chem. Thermodyn., 1977, 9, 311-314. [all data]
Delafontaine, Sabbah, et al., 1973
Delafontaine, J.; Sabbah, R.; Laffitte, M.,
Mesures microcalorimetriques des enthalpies de reference de formation (a l'etat condense) de composes volatils - mise au point de la technique,
Z. Phys. Chem. (Neue Folge), 1973, 84, 157-172. [all data]
Shchukarev and Shchukareva, 1932
Shchukarev, A.N.; Shchukareva, L.A.,
Heat standards,
Russ. J. Phys. Chem. (Engl. Transl.), 1932, 3, 169-174. [all data]
Swietoslawski and Bobinska, 1929
Swietoslawski, M.W.; Bobinska, M.J.,
O cieple spalania kamfory, azobenzenu i hydrazobenzenu - Sur la chaleur de combustion du comphre, de l'hydrazobenzene,
Rocz. Chem., 1929, 9, 723-730. [all data]
Roth and Ostling, 1913
Roth, W.A.; Ostling, G.J.,
Thermochemische Untersuchungen in der alicyclischen Reihe,
Ber., 1913, 46, 309-327. [all data]
Frandsen, 1931
Frandsen, M.,
Cryoscopic constant, heat of fusion, and heat capacity of camphor,
Bur. Stand. J. Res., 1931, 7, 477-483. [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 ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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