2,2-Dimethyladamantane
- Formula: C12H20
- Molecular weight: 164.2872
- IUPAC Standard InChIKey: KOLCSQBNCFAWAM-UHFFFAOYSA-N
- CAS Registry Number: 19740-34-2
- Chemical structure:
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Gas phase thermochemistry data
Go To: Top, Phase change data, Gas Chromatography, 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 |
---|---|---|---|---|---|
ΔfH°gas | -43.7 ± 0.7 | kcal/mol | Ccb | Steele and Watt, 1977 |
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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔsubH° | 17.6 ± 0.3 | kcal/mol | V | Steele and Watt, 1977 | ALS |
ΔsubH° | 17.4 | kcal/mol | N/A | Steele and Watt, 1977 | DRB |
ΔsubH° | 17.6 ± 0.31 | kcal/mol | BG | Steele and Watt, 1977 | Based on data from 300. to 360. K.; AC |
Gas Chromatography
Go To: Top, Gas 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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | SE-30 | 145. | 1269. | Bogoslovsky, Anvaer, et al., 1978 | |
Capillary | SE-30 | 145. | 1269. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Capillary | SE-30 | 160. | 1281. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Capillary | SE-30 | 175. | 1296. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Capillary | SE-30 | 190. | 1309. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Carbowax 20M | 145. | 1479. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Capillary | Carbowax 20M | 160. | 1500. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Capillary | Carbowax 20M | 175. | 1523. | Burkhard, Vais, et al., 1969 | N2; Column length: 50. m; Column diameter: 0.27 mm |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polydimethyl siloxane | 1269. | Bayat and Abad, 2011 | Program: not specified |
Capillary | Polydimethyl siloxane | 1269. | Bayat and Abad M.F.Y., 2011 | Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, 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.
Steele and Watt, 1977
Steele, W.V.; Watt, I.,
The standard enthalpies of formation of adamantanoid compounds 4. Methyladamantanes,
J. Chem. Thermodyn., 1977, 9, 843-849. [all data]
Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S.,
Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]
Burkhard, Vais, et al., 1969
Burkhard, J.; Vais, J.; Vodicka, L.; Landa, S.,
Adamantane and its derivatives. XVI. The gas chromatographic characterization of adamantane derivatives,
J. Chromatogr., 1969, 42, 207-218, https://doi.org/10.1016/S0021-9673(01)80617-8
. [all data]
Bayat and Abad, 2011
Bayat, Z.; Abad, M.F.Y.,
Quantitative structure-property relationship (QSPR) study of Kovats retention indices of some of adamantane derivatives by the genetic algorithm amd nultiply linear regression (GA-MLR) method,
Petroleum Coal, 2011, 53, 2, 132-140. [all data]
Bayat and Abad M.F.Y., 2011
Bayat, Z.; Abad M.F.Y.,
Computational approaches to the prediction of the Kovats retention index (RI) for adamantane derivatives (AD) as a drug,
J. Chem. Pharm. Res., 2011, 3, 1, 48-55. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, Gas Chromatography, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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