1-Pyrroline
- Formula: C4H7N
- Molecular weight: 69.1051
- IUPAC Standard InChI: InChI=1S/C4H7N/c1-2-4-5-3-1/h3H,1-2,4H2
- IUPAC Standard InChIKey: ZVJHJDDKYZXRJI-UHFFFAOYSA-N
- CAS Registry Number: 5724-81-2
- 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. - Species with the same structure:
- Other names: 3,4-dihydro-2H-pyrrole; 2H-Pyrrole, 3,4-dihydro-
- Information on this page:
- Options:
Gas phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 63. ± 1. | kJ/mol | Eqk | Wiberg, Nakaji, et al., 1993 |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 35. | kJ/mol | V | Wiberg, Nakaji, et al., 1993 |
Reaction thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
3 =
By formula: 3C4H7N = C12H21N3
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -208. ± 2. | kJ/mol | Eqk | Wiberg, Nakaji, et al., 1993 | liquid phase |
Gas phase ion energetics 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 by: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.71 | PE | Bock and Dammel, 1987 | Vertical value |
Gas Chromatography
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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 656. | Robacker and Bartelt, 1997 | 30. m/0.32 mm/0.5 μm, He, 35. C @ 1. min, 10. K/min; Tend: 200. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 645. | Kawai, Ishida, et al., 1991 | 60. m/0.25 mm/0.25 μm; Program: not specified |
| Capillary | DB-1 | 651. | Kawai, Ishida, et al., 1991 | 60. m/0.25 mm/0.25 μm; Program: not specified |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | TC-Wax | 1021. | Ishizaki, Tachihara, et al., 2005 | 60. m/0.25 mm/0.25 μm, N2, 3. K/min, 220. C @ 40. min; Tstart: 70. C |
| Capillary | PEG-20M | 990. | Kubota, Nakamoto, et al., 1991 | N2, 2. K/min; Column length: 50. m; Column diameter: 0.25 mm; Tstart: 60. C; Tend: 180. C |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | TC-Wax | 1021. | Tachihara, Ishizaki, et al., 2004 | Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wiberg, Nakaji, et al., 1993
Wiberg, K.B.; Nakaji, D.Y.; Morgan, K.M.,
Heat of hydrogenation of a cis imine. An experimental and theoretical study,
J. Am. Chem. Soc., 1993, 115, 3527-3532. [all data]
Bock and Dammel, 1987
Bock, H.; Dammel, R.,
Cycloalkanimine 2H-azirin, 1-azetin, 1-pyrrolin, 1-piperidein, und 3,4,5,6-tetrahydro-2H-azepin: Darstellung und photoelektronen-spektren,
Chem. Ber., 1987, 120, 1971. [all data]
Robacker and Bartelt, 1997
Robacker, D.C.; Bartelt, R.J.,
Chemicals attractive to Mexican fruit fly from Klebsiella pneumoniae and Citrobacter freundii cultures sampled by solid-phase microextraction MICROEXTRACTION,
J. Chem. Ecol., 1997, 23, 12, 2897-2915, https://doi.org/10.1023/A:1022579414233
. [all data]
Kawai, Ishida, et al., 1991
Kawai, T.; Ishida, Y.; Kakiuchi, H.; Ikeda, N.; Higashida, T.; Nakamura, S.,
Flavor components of dried squid,
J. Agric. Food Chem., 1991, 39, 4, 770-777, https://doi.org/10.1021/jf00004a031
. [all data]
Ishizaki, Tachihara, et al., 2005
Ishizaki, S.; Tachihara, T.; Tamura, H.; Yanai, T.; Kitahara, T.,
Evaluation of odour-active compounds in roasted shrimp (Sergia lucens Hansen) by aroma extract dilution analysis,
Flavour Fragr. J., 2005, 20, 6, 562-566, https://doi.org/10.1002/ffj.1484
. [all data]
Kubota, Nakamoto, et al., 1991
Kubota, K.; Nakamoto, A.; Moriguchi, M.; Kobayashi, A.; Ishii, H.,
Formation of pyrrolidino[1,2-e]-4H-2,4-dimethyl-1,3,5-dithiazine in the volatiles of boiled short-necked clam, clam, and corbicula,
J. Agric. Food Chem., 1991, 39, 6, 1127-1130, https://doi.org/10.1021/jf00006a027
. [all data]
Tachihara, Ishizaki, et al., 2004
Tachihara, T.; Ishizaki, S.; Ishikawa, M.; Kitahara, T.,
Studies on the volatile compounds of roasted spotted shrimp,
Chemistry Biodiversity, 2004, 1, 12, 2024-2033, https://doi.org/10.1002/cbdv.200490155
. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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