Heptanoic acid
- Formula: C7H14O2
- Molecular weight: 130.1849
- IUPAC Standard InChI: InChI=1S/C7H14O2/c1-2-3-4-5-6-7(8)9/h2-6H2,1H3,(H,8,9)
- IUPAC Standard InChIKey: MNWFXJYAOYHMED-UHFFFAOYSA-N
- CAS Registry Number: 111-14-8
- 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: Enanthic acid; n-Heptanoic acid; n-Heptoic acid; n-Heptylic acid; Enanthylic acid; Heptoic acid; Heptylic acid; Oenanthic acid; Oenanthylic acid; 1-Hexanecarboxylic acid; Hepthlic acid; Hexacid C-7; 1-Heptanoic acid; NSC 2192
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Van Den Dool and Kratz RI, non-polar column, temperature ramp
Go To: Top, 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
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | HP-5 | DB-5 | 5 % Phenyl methyl siloxane | SPB-5 | CP Sil 5 CB |
| Column length (m) | 30. | 30. | 30. | 30. | 25. |
| Carrier gas | He | N2 | He | He | |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.22 |
| Phase thickness (μm) | 0.25 | 0.25 | 1. | 0.25 | |
| Tstart (C) | 60. | 40. | 40. | 60. | 70. |
| Tend (C) | 250. | 230. | 250. | 250. | 205. |
| Heat rate (K/min) | 3. | 5. | 7. | 4. | 4. |
| Initial hold (min) | 2. | 10. | 2. | ||
| Final hold (min) | 6. | 5. | 20. | ||
| I | 1078. | 1076. | 1078. | 1091. | 1068. |
| Reference | Javidnia, Miri, et al., 2006 | Colahan-Sederstrom and Peterson, 2005 | Estevez, Ventanas, et al., 2005 | Píno, Marbot, et al., 2004 | Hendriks and Bruins, 1983 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Van Den Dool and Kratz RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Javidnia, Miri, et al., 2006
Javidnia, K.; Miri, R.; Kamalinejad, M.; Khazraii, H.,
Chemical composition of the volatile oil of aerial parts of Valeriana sisymbriifolia Vahl. grown in Iran,
Flavour Fragr. J., 2006, 21, 3, 516-518, https://doi.org/10.1002/ffj.1660
. [all data]
Colahan-Sederstrom and Peterson, 2005
Colahan-Sederstrom, P.M.; Peterson, D.G.,
Inhibition of key aroma compound generated during ultrahigh-temperature processing of bovine milk via epicatechin addition,
J. Agric. Food Chem., 2005, 53, 2, 398-402, https://doi.org/10.1021/jf0487248
. [all data]
Estevez, Ventanas, et al., 2005
Estevez, M.; Ventanas, S.; Ramirez, R.; Cava, R.,
Influence of the Addition of Rosemary Essential Oil on the Volatiles Pattern of Porcine Frankfurters,
J. Agric. Food Chem., 2005, 53, 21, 8317-8324, https://doi.org/10.1021/jf051025q
. [all data]
Píno, Marbot, et al., 2004
Píno, J.A.; Marbot, R.; Vázquez, C.,
Volatile components of the fruits of Vangueria madagascariensis J. F. Gmel. from Cuba,
J. Essent. Oil Res., 2004, 16, 4, 302-304, https://doi.org/10.1080/10412905.2004.9698727
. [all data]
Hendriks and Bruins, 1983
Hendriks, H.; Bruins, A.P.,
A tentative identification of components in the essential oil of Cannabis sativa L. by a combination of gas chromatography negative ion chemical ionization mass spectrometry and retention indices,
Biomed. Mass Spectrom., 1983, 10, 6, 377-381, https://doi.org/10.1002/bms.1200100607
. [all data]
Notes
Go To: Top, Van Den Dool and Kratz RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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