n-Amyl isovalerate
- Formula: C10H20O2
- Molecular weight: 172.2646
- IUPAC Standard InChIKey: QURFFFCYNQXLCU-UHFFFAOYSA-N
- CAS Registry Number: 25415-62-7
- 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: Butanoic acid, 3-methyl-, pentyl ester; Amyl isovalerate; Isovaleric acid, pentyl ester; Pentyl 3-methylbutyrate; 1-Pentyl isovalerate; Pentyl 3-methylbutanoate; Pentyl isovalerate; Pentyl isopentanoate
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Normal alkane 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 | VF-5 MS | HP-5 MS | DB-5 | DB-5 | SE-52 |
Column length (m) | 60. | 30. | 30. | 30. | 50. |
Carrier gas | Helium | Helium | He | He | Helium |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.32 | 0.32 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 1. | |
Tstart (C) | 40. | 50. | 40. | 40. | 50. |
Tend (C) | 250. | 230. | 250. | 250. | 240. |
Heat rate (K/min) | 4. | 4. | 4. | 4. | 3. |
Initial hold (min) | 2. | 4. | 2. | 2. | |
Final hold (min) | 10. | 15. | 15. | ||
I | 1141. | 1108. | 1155. | 1155. | 1100. |
Reference | Srisajjalerwaja, Apichartsrangkoon, et al., 2012 | Forero, Quijano, et al., 2008 | Fan and Qian, 2006 | Fan and Qian, 2006 | Ozcan, Chalchat, et al., 2006 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | HP-5 | Methyl Silicone | CP Sil 8 CB | DB-5 | HP-5 |
Column length (m) | 30. | 12.5 | 30. | 50. | 30. |
Carrier gas | H2 | He | He | H2 | |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.32 | 0.2 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Tstart (C) | 50. | 50. | 50. | 50. | 40. |
Tend (C) | 280. | 270. | 200. | 220. | 280. |
Heat rate (K/min) | 4. | 4. | 5. | 3. | 3. |
Initial hold (min) | 2. | 5. | 2. | 10. | |
Final hold (min) | 10. | 10. | |||
I | 1148. | 1096. | 1111. | 1108. | 1106. |
Reference | Pino, Sauri-Duch, et al., 2006 | Ricci, Fraternale, et al., 2005 | Wang, Guo, et al., 2004 | Masotti, Juteau, et al., 2003 | Bicalho, Pereira, et al., 2000 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane 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.
Srisajjalerwaja, Apichartsrangkoon, et al., 2012
Srisajjalerwaja, S.; Apichartsrangkoon, A.; Chaikham, P.; Chakrabandhu, Y.; Pathomrungsiyounggul, P.; Leksawasdi, N.; Supraditareporn, W.; Hirun, S.,
Color, capsaicin and volatile components of baked thai green chili (Capsicum anmuum Linn. var. Jak Ka Pat),
J. Agricultural Sci., 2012, 4, 12, 75-84. [all data]
Forero, Quijano, et al., 2008
Forero, M.D.; Quijano, C.E.; Pino, J.A.,
Volatile compounds of Chile pepper (Capsicum annuum L. var. glabriusculum) at two ripening stages,
Flavour Fragr. J., 2008, 24, 1, 25-30, https://doi.org/10.1002/ffj.1913
. [all data]
Fan and Qian, 2006
Fan, W.; Qian, M.C.,
Characterization of Aroma Compounds of Chinese Wuliangye and Jiannanchun Liquors by Aroma Extract Dilution Analysis,
J. Agric. Food Chem., 2006, 54, 7, 2695-2704, https://doi.org/10.1021/jf052635t
. [all data]
Ozcan, Chalchat, et al., 2006
Ozcan, M.M.; Chalchat, J.-C.; Arslan, D.; Ates, A.; Unver, A.,
Comparative Essential Oil Composition and Antifungal Effect of Bitter Fennel (Foeniculum vulgare ssp. piperitum) Fruit Oils Obtained During Different Vegetation,
J. Medicinal Food, 2006, 9, 4, 552-561, https://doi.org/10.1089/jmf.2006.9.552
. [all data]
Pino, Sauri-Duch, et al., 2006
Pino, J.; Sauri-Duch, E.; Marbot, R.,
Changes in volatile compounds of Habanero chile pepper (Capsicum chinense Jack. cv. Habanero) at two ripening stages,
Food Chem., 2006, 94, 3, 394-398, https://doi.org/10.1016/j.foodchem.2004.11.040
. [all data]
Ricci, Fraternale, et al., 2005
Ricci, D.; Fraternale, D.; Giamperi, L.; Bucchini, A.; Epifano, F.; Burini, G.; Curini, M.,
Chemical composition, antimicrobial and antioxidant activity of the essential oil of Teucrium marum (Lamiaceae),
J. Ethnopharmacol., 2005, 98, 1-2, 195-200, https://doi.org/10.1016/j.jep.2005.01.022
. [all data]
Wang, Guo, et al., 2004
Wang, H.; Guo, Y.; Zhang, Z.; An, D.,
Fast analysis of volatile compounds in natural essences by automatic Static-Headspace-GC-MS,
J. Instrum. Anal. (Chinese), 2004, 23, 1, 9-13. [all data]
Masotti, Juteau, et al., 2003
Masotti, V.; Juteau, F.; Bessière, J.M.; Viano, J.,
Seasonal and phenological variations of the essential oil from the narrow endemic species Artemisia molinieri and its biological activities,
J. Agric. Food Chem., 2003, 51, 24, 7115-7121, https://doi.org/10.1021/jf034621y
. [all data]
Bicalho, Pereira, et al., 2000
Bicalho, B.; Pereira, A.S.; Aquino Neto, F.R.; Pinto, A.C.; Rezende, C.M.,
Application of high-temperature gas chromatography-mass spectrometry to the investigation of glycosidically bound components related to cashew applie (Anacardium occidentale L. Var. nanum) volatiles,
J. Agric. Food Chem., 2000, 48, 4, 1167-1174, https://doi.org/10.1021/jf9909252
. [all data]
Notes
Go To: Top, Normal alkane 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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