Pentanoic acid, 2-hydroxy-3-methyl-, methyl ester

Formula: C₇H₁₄O₃
Molecular weight: 146.1843
IUPAC Standard InChI: InChI=1S/C7H14O3/c1-4-5(2)6(8)7(9)10-3/h5-6,8H,4H2,1-3H3
IUPAC Standard InChIKey: OQXGUAUSWWFHOM-UHFFFAOYSA-N
CAS Registry Number: 41654-19-7
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Other names: Methyl 2-hydroxy-3-methylpentanoate
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Other data available:
- Mass spectrum (electron ionization)
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Gas Chromatography

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Column type	Active phase	I	Reference	Comment
Capillary	CP Sil 5 CB	972.	Pino, Almora, et al., 2003	60. m/0.32 mm/0.25 μm, He, 60. C @ 10. min, 3. K/min, 280. C @ 60. min

Column type	Active phase	I	Reference	Comment
Capillary	ZB-Wax	1489.	Ledauphin, Saint-Clair, et al., 2004	30. m/0.25 mm/0.15 μm, He, 35. C @ 5. min, 5. K/min, 220. C @ 10. min
Capillary	AT-Wax	1478.	Pino, Almora, et al., 2003	60. m/0.32 mm/0.25 μm, He, 65. C @ 10. min, 2. K/min, 250. C @ 60. min

Column type	Active phase	I	Reference	Comment
Capillary	Ultra-1	978.	Iwaoka, Zhang, et al., 1993	50. m/0.31 mm/0.17 μm, He, 30. C @ 4. min, 2. K/min; T_end: 210. C

Column type	Active phase	I	Reference	Comment
Capillary	TC-Wax	1484.	Suhardi, Suzuki, et al., 2002	60. m/0.25 mm/0.25 μm, He, 40. C @ 10. min, 3. K/min, 230. C @ 10. min
Capillary	TC-Wax	1489.	Suhardi, Suzuki, et al., 2002	60. m/0.25 mm/0.25 μm, He, 40. C @ 10. min, 3. K/min, 230. C @ 10. min

Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax	1486.	Sampaio, Garruti, et al., 2011	30. m/0.25 mm/0.25 μm, Hydrogen; Program: 35 0C (9 min) 5 0C/min -> 80 0C 1 0C/min -> 100 0C 16 0C/min -> 210 0C (20 min)

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Pino, Almora, et al., 2003
Pino, J.; Almora, K.; Marbot, R., Volatile components of papaya (Carica papaya L., maradol variety) fruit, Flavour Fragr. J., 2003, 18, 6, 492-496, https://doi.org/10.1002/ffj.1248 . [all data]

Ledauphin, Saint-Clair, et al., 2004
Ledauphin, J.; Saint-Clair, J.-F.; Lablanquie, O.; Guichard, H.; Founier, N.; Guichard, E.; Barillier, D., Identification of trace volatile compounds in freshly distilled calvados and cognac using preparative separations coupled with gas chromatography-mass spectrometry, J. Agric. Food Chem., 2004, 52, 16, 5124-5134, https://doi.org/10.1021/jf040052y . [all data]

Iwaoka, Zhang, et al., 1993
Iwaoka, W.T.; Zhang, X.; Hamilton, R.A.; Chia, C.L.; Tang, C.S., Identifying volatiles in soursop and comparing their changing profiles during ripening, HortScience, 1993, 28, 8, 817-819. [all data]

Suhardi, Suzuki, et al., 2002
Suhardi, S.; Suzuki, M.; Yoshida, K.; Muto, T.; Fujita, A.; Watanbe, N., Changes in the volatile compounds and in the chemical and physical properties of snake fruit (Salacca edulis Reinw) Cv. Pondoh during maturation, J. Agric. Food Chem., 2002, 50, 26, 7627-7633, https://doi.org/10.1021/jf020620e . [all data]

Sampaio, Garruti, et al., 2011
Sampaio, K.S.; Garruti, D.S.; Franco, M.R.B.; Janzantti, N.S.; Da Silva, M.A.AP., Aroma volatiles recovered in the water phase of cashew apple (Anacardium occidentale L.) juice during concentration, J. Sci. Food Agric., 2011, 91, 10, 1801-1809, https://doi.org/10.1002/jsfa.4385 . [all data]

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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