1H-Pyrrole-2-carboxaldehyde, 1-ethyl-
- Formula: C7H9NO
- Molecular weight: 123.1525
- IUPAC Standard InChIKey: DVLGEHCERRWDIX-UHFFFAOYSA-N
- CAS Registry Number: 2167-14-8
- 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: 1-Ethyl-1H-pyrrole-2-carboxaldehyde; 1-Ethyl-1H-pyrrole-2-carboxyaldehyde; 1-Ethyl-2-formyl-1H-pyrrole; 1-Ethyl-2-formylpyrrole; 1-Ethyl-2-pyrrolecarbaldehyde; 1-Ethylpyrrole-2-carbaldehyde; 1-Ethyl-1H-pyrrole-2-carbaldehyde
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Mass spectrum (electron ionization)
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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
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 | GEORGE R. WALLER AND BOBBY R. JOHNSON, OKLAHOMA STATE UNIV, USA |
NIST MS number | 51886 |
Gas Chromatography
Go To: Top, 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
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | BPX-5 | 1067. | Bredie, Mottram, et al., 1998 | 50. m/0.32 mm/0.5 μm, He; Program: OC (5min) => 60C/min => 60C(5min) => 4C/min => 250C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | PEG-20M | 1610. | Shimoda, Nakada, et al., 1997 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C |
Capillary | DB-Wax | 1610. | Shimoda, Shiratsuchi, et al., 1996 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C |
Capillary | DB-Wax | 1610. | Shimoda, Shigematsu, et al., 1995 | 60. m/0.25 mm/0.25 μm, 2. K/min; Tstart: 50. C; Tend: 230. C |
Capillary | DB-Wax | 1610. | Shimoda, Shigematsu, et al., 1995, 2 | 60. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 50. C; Tend: 230. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 MS | 1039. | Zhu, Li, et al., 2008 | 30. m/0.25 mm/0.25 μm, Helium; Program: 50 0C (2.8 min) 5.5 0C/min -> 140 0C (1 min) 4.5 oC/min -> 220 0C -> 225 0C (2 min) 3.4 0C/min -> 265 0C (5 min) |
Capillary | DB-5 MS | 1046. | Zhu, Li, et al., 2008 | 30. m/0.25 mm/0.25 μm, Helium; Program: 50 0C (2.8 min) 5.5 0C/min -> 140 0C (1 min) 4.5 oC/min -> 220 0C -> 225 0C (2 min) 3.4 0C/min -> 265 0C (5 min) |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1566. | Kawakami, Ganguly, et al., 1995 | 60. C @ 4. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 180. C |
Capillary | PEG-20M | 1562. | Togari, Kobayashi, et al., 1995 | 50. m/0.25 mm/0.15 μm, He, 60. C @ 4. min, 2. K/min; Tend: 180. C |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1616. | Welke, Manfroi, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
References
Go To: Top, 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.
Bredie, Mottram, et al., 1998
Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E.,
Aroma volatiles generated during extrusion cooking of maize flour,
J. Agric. Food Chem., 1998, 46, 4, 1479-1487, https://doi.org/10.1021/jf9708857
. [all data]
Shimoda, Nakada, et al., 1997
Shimoda, M.; Nakada, Y.; Nakashima, M.; Osajima, Y.,
Quantitative comparison of volatile flavor compounds in deep-roasted and light-roasted sesame seed oil,
J. Agric. Food Chem., 1997, 45, 8, 3193-3196, https://doi.org/10.1021/jf970172o
. [all data]
Shimoda, Shiratsuchi, et al., 1996
Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y.,
Identification and sensory characterization of volatile flavor compounds in sesame seed oil,
J. Agric. Food Chem., 1996, 44, 12, 3909-3912, https://doi.org/10.1021/jf960115f
. [all data]
Shimoda, Shigematsu, et al., 1995
Shimoda, M.; Shigematsu, H.; Shiratsuchi, H.; Osajima, Y.,
Comparison of the odor concentrates by SDE and adsorptive column method from green tea infusion,
J. Agric. Food Chem., 1995, 43, 6, 1616-1620, https://doi.org/10.1021/jf00054a037
. [all data]
Shimoda, Shigematsu, et al., 1995, 2
Shimoda, M.; Shigematsu, H.; Shiratsuchi, H.; Osajima, Y.,
Comparison of volatile compounds among different grades of green tea and their relations to odor attributes,
J. Agric. Food Chem., 1995, 43, 6, 1621-1625, https://doi.org/10.1021/jf00054a038
. [all data]
Zhu, Li, et al., 2008
Zhu, M.; Li, E.; He, H.,
Determination of volatile chemical constitutes in tea by simultaneous distillation extraction, vacuum hydrodistillation and thermal desrption,
Chromatographia, 2008, 68, 7/8, 603-610, https://doi.org/10.1365/s10337-008-0732-1
. [all data]
Kawakami, Ganguly, et al., 1995
Kawakami, M.; Ganguly, S.N.; Banerjee, J.; Kobayashi, A.,
Aroma composition of oolong tea and black tea by brewed extraction method and characterizing compounds of Darjeeling tea aroma,
J. Agric. Food Chem., 1995, 43, 1, 200-207, https://doi.org/10.1021/jf00049a037
. [all data]
Togari, Kobayashi, et al., 1995
Togari, N.; Kobayashi, A.; Aishima, T.,
Pattern recognition applied to gas chromatographic profiles of volatile components in three tea categories,
Food Res. Int., 1995, 28, 5, 495-502, https://doi.org/10.1016/0963-9969(95)00029-1
. [all data]
Welke, Manfroi, et al., 2012
Welke, J.E.; Manfroi, V.; Zanus, M.; Lazarotto, M.; Zini, C.A.,
Characterization of the volatile profile of Brazilian merlot wines through comprehensive two dimensional gas chromatography time-of-flight mass spectrometric detection,
J. Chromatogr. A, 2012, 1226, 124-139, https://doi.org/10.1016/j.chroma.2012.01.002
. [all data]
Notes
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.