Pyridine, 4-propyl-
- Formula: C8H11N
- Molecular weight: 121.1796
- IUPAC Standard InChIKey: JAWZAONCXMJLFT-UHFFFAOYSA-N
- CAS Registry Number: 1122-81-2
- 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. - Other names: 4-Propylpyridine; 4-n-Propylpyridine
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Phase change data
Go To: Top, 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 458.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
47.8 | 369. | A | Stephenson and Malanowski, 1987 | Based on data from 354. to 465. K.; AC |
Gas Chromatography
Go To: Top, 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 |
---|---|---|---|---|---|
Packed | C78, Branched paraffin | 130. | 1032.3 | Dallos, Sisak, et al., 2000 | He; Column length: 3.3 m |
Packed | C78, Branched paraffin | 130. | 1032.3 | Reddy, Dutoit, et al., 1992 | Chromosorb G HP; Column length: 3.3 m |
Packed | Apolane | 130. | 1034. | Dutoit, 1991 | Column length: 3.7 m |
Packed | Apiezon L | 110. | 1054. | Bark and Wheatstone, 1974 | N2, Chromosorb W AW-DCMS; Column length: 2. m |
Packed | Apiezon L | 130. | 1059. | Bark and Wheatstone, 1974 | N2, Chromosorb W AW-DCMS; Column length: 2. m |
Packed | Apiezon L | 150. | 1072. | Bark and Wheatstone, 1974 | N2, Chromosorb W AW-DCMS; Column length: 2. m |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Carbowax 20M | 100. | 1470. | Bark and Wheatstone, 1974 | N2, Chromosorb W AW-DCMS; Column length: 2. m |
Packed | Carbowax 20M | 110. | 1475. | Bark and Wheatstone, 1974 | N2, Chromosorb W AW-DCMS; Column length: 2. m |
Packed | Carbowax 20M | 90. | 1464. | Bark and Wheatstone, 1974 | N2, Chromosorb W AW-DCMS; Column length: 2. m |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 1049.6 | Bur'yan and Nabivach, 1992 | 1.7 K/min; Tstart: 82. C; Tend: 177. C |
Capillary | DB-1 | 1023. | Ishihara, Tsuneya, et al., 1992 | 60. m/0.25 mm/0.25 μm, He, 50. C @ 5. min, 3. K/min; Tend: 240. C |
Capillary | DB-1 | 1024. | Ishihara, Tsuneya, et al., 1992 | 60. m/0.25 mm/0.25 μm, He, 50. C @ 5. min, 3. K/min; Tend: 240. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 1067. | Li, Gao, et al., 2000 | Program: not specified |
References
Go To: Top, 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.
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E.,
Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups,
J. Chromatogr. A, 2000, 904, 2, 211-242, https://doi.org/10.1016/S0021-9673(00)00908-0
. [all data]
Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz.,
Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups,
J. Chromatogr., 1992, 609, 1-2, 229-259, https://doi.org/10.1016/0021-9673(92)80167-S
. [all data]
Dutoit, 1991
Dutoit, J.,
Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases,
J. Chromatogr., 1991, 555, 1-2, 191-204, https://doi.org/10.1016/S0021-9673(01)87179-X
. [all data]
Bark and Wheatstone, 1974
Bark, L.S.; Wheatstone, K.C.,
Studies in the relationship between molecular structure and chromatographic behaviour. Gas chromatographic study of monoalkylpyridines,
J. Chromatogr., 1974, 92, 2, 281-289, https://doi.org/10.1016/S0021-9673(00)85738-6
. [all data]
Bur'yan and Nabivach, 1992
Bur'yan, P.; Nabivach, V.M.,
Investigation of composition of higher heterocnitrogen bases of brown coal tar,
Coke Chem. (Engl. Transl.), 1992, 5, 29-33. [all data]
Ishihara, Tsuneya, et al., 1992
Ishihara, M.; Tsuneya, T.; Shiga, M.; Kawashima, S.; Yamagishi, K.; Yoshida, F.; Sato, H.; Uneyama, K.,
New pyridine derivatives and basic components in spearmint oil (Mentha gentilis f. cardiaca) and peppermint oil (Mentha piperita),
J. Agric. Food Chem., 1992, 40, 9, 1647-1655, https://doi.org/10.1021/jf00021a034
. [all data]
Li, Gao, et al., 2000
Li, R.; Gao, S.-G.; Xiang, B.-R.,
Using improved BP neural network in predicting GC retention indices,
Computers appl. chem. (Chinese), 2000, 17, 1-2, 113-114. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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