Piperidine, 3-methyl-
- Formula: C6H13N
- Molecular weight: 99.1741
- IUPAC Standard InChIKey: JEGMWWXJUXDNJN-UHFFFAOYSA-N
- CAS Registry Number: 626-56-2
- 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: 3-Pipecoline; β-Methylpiperidine; β-Pipecoline; 3-Methylpiperidine
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Phase change data
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 355.75 | K | N/A | Buck, Elsner, et al., 1949 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tboil | 398.65 | K | N/A | Bruhl, 1895 | Uncertainty assigned by TRC = 1.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 245.95 | K | N/A | Lanum and Morris, 1969 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tfus | 245.9 | K | N/A | Anonymous, 1957 | Uncertainty assigned by TRC = 0.3 K; TRC |
Tfus | 246.0 | K | N/A | Anonymous, 1954 | Uncertainty assigned by TRC = 0.4 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 10.6 ± 0.2 | kcal/mol | C | Ribeiro da Silva, Cabral, et al., 2006 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
398.7 | 1.00 | Aldrich Chemical Company Inc., 1990 | BS |
Gas phase ion energetics data
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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 as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.03 ± 0.05 | PE | Rozeboom and Houk, 1982 | LBLHLM |
7.94 ± 0.05 | PE | Pesterev, Gabdrakipov, et al., 1979 | LLK |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Gas phase ion energetics 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Due to licensing restrictions, this spectrum cannot be downloaded.
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-3266 |
NIST MS number | 233614 |
Gas Chromatography
Go To: Top, Phase change data, Gas phase ion energetics 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: 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 | OV-101 | 110. | 834. | Zhuravleva, Golovnya, et al., 1993 | 50. m/0.30 mm/0.40 μm, He |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | PEG-40M | 110. | 1080. | Zhuravleva, Golovnya, et al., 1993 | 50. m/0.30 mm/0.40 μm, He |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-101 | 823. | Zenkevich, 2005 | 25. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 823. | Farkas, Héberger, et al., 2004 | Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1081. | Peng, Yang, et al., 1991 | Program: not specified |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Buck, Elsner, et al., 1949
Buck, F.R.; Elsner, B.B.; Henshall, T.; Moore, T.S.; Murray, A.R.; Morrell, S.H.; Muller, G.; Plant, M.M.T.; Smith, J.C.; Wallsgrove, E.R.,
Hydrocarbon synthesis.,
J. Inst. Pet., 1949, 35, 631. [all data]
Bruhl, 1895
Bruhl, J.W.,
Spectrochemistry of Nitrogen-Containing Compounds. I.,
Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1895, 16, 193. [all data]
Lanum and Morris, 1969
Lanum, W.J.; Morris, J.C.,
Physical Properties of Some Sulfur and Nitrogen Compounds,
J. Chem. Eng. Data, 1969, 14, 93-8. [all data]
Anonymous, 1957
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 6, Carnegie-Mellon Univ., 1957. [all data]
Anonymous, 1954
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 45, Tech. Rep. 13, Ohio State Univ., 1954. [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]
Rozeboom and Houk, 1982
Rozeboom, M.D.; Houk, K.N.,
Stereospecific alkyl group effects on amine lone-pair ionization potentials: Photoelectron spectra of alkylpiperidines,
J. Am. Chem. Soc., 1982, 104, 1189. [all data]
Pesterev, Gabdrakipov, et al., 1979
Pesterev, V.I.; Gabdrakipov, V.Z.; Artyukhin, V.I.; Agashkin, O.V.,
The ionisation and excitation of the conformers of piperidine and its alkyl derivatives,
Russ. J. Phys. Chem., 1979, 53, 845. [all data]
Zhuravleva, Golovnya, et al., 1993
Zhuravleva, I.L.; Golovnya, R.V.; Kuzmenko, T.E.,
The regularities of the gas-chromatographic behavior of methyl-substituted N-alkylpiperidines,
Russ. Chem. Bull. (Engl. Transl.), 1993, 42, 10, 1677-1679, https://doi.org/10.1007/BF00697038
. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Farkas, Héberger, et al., 2004
Farkas, O.; Héberger, K.; Zenkevich, I.G.,
Quantitative structure-retention relationships. XIV. Prediction of gas chromatographic retention indices for saturated O-, N-, and S-heterocyclic compounds,
Chemom. Intell. Lab. Syst., 2004, 72, 2, 173-184, https://doi.org/10.1016/j.chemolab.2004.01.012
. [all data]
Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F.,
Prediction of rentention idexes. II. Structure-retention index relationship on polar columns,
J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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