Piperidine, 2,6-dimethyl-, (2R,6S)-rel-
- Formula: C7H15N
- Molecular weight: 113.2007
- IUPAC Standard InChI: InChI=1S/C7H15N/c1-6-4-3-5-7(2)8-6/h6-8H,3-5H2,1-2H3/t6-,7+
- IUPAC Standard InChIKey: SDGKUVSVPIIUCF-KNVOCYPGSA-N
- CAS Registry Number: 766-17-6
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Stereoisomers:
- Other names: Cis- 2,6-Dimethylpiperidine; 2,6-Dimethylpiperidine
- Information on this page:
- Other data available:
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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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 41.3 ± 0.1 | kJ/mol | N/A | Mokbel, Razzouk, et al., 2009 | Based on data from 295. - 365. K.; AC |
| ΔvapH° | 42.4 ± 0.6 | kJ/mol | C | Ribeiro da Silva, Cabral, et al., 2006 | Authors indicate that the compound is cis 2,6-dimethylpiperidine; however they give the CAS registry number of 504-03-0 (which does not specify cis or trans isomer).; AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 400.7 | 1.02 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 39.7 ± 0.1 | 330. | Mokbel, Razzouk, et al., 2009 | Based on data from 295. - 365. K.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Mokbel, Razzouk, et al., 2009
Mokbel, Ilham; Razzouk, Antonio; Sawaya, Terufat; Jose, Jacques,
Experimental Vapor Pressures of 2-Phenylethylamine, Benzylamine, Triethylamine, and cis -2,6-Dimethylpiperidine in the Range between 0.2 Pa and 75 kPa,
J. Chem. Eng. Data, 2009, 54, 3, 819-822, https://doi.org/10.1021/je800603z
. [all data]
Ribeiro da Silva, Cabral, et al., 2006
Ribeiro da Silva, Manuel A.V.; Cabral, Joana I.T.A.; Gomes, Paula; Gomes, José R.B.,
Combined Experimental and Computational Study of the Thermochemistry of Methylpiperidines,
J. Org. Chem., 2006, 71, 10, 3677-3685, https://doi.org/10.1021/jo052468w
. [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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point 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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