(Z)-whiskey lactone

Formula: C₉H₁₆O₂
Molecular weight: 156.2221
IUPAC Standard InChI: InChI=1S/C9H16O2/c1-3-4-5-8-6-7(2)9(10)11-8/h7-8H,3-6H2,1-2H3/t7-,8+/m0/s1
IUPAC Standard InChIKey: DYCIOBMGECOFOG-JGVFFNPUSA-N
CAS Registry Number: 80041-00-5
Chemical structure:
This structure is also available as a 2d Mol file
Stereoisomers:
- (E)-Whiskey lactone
Other names: Whisky lactone; cis-whiskeylactone; cis-α-Methyl-γ-octalactone; (Z)-whiskylactone; cis-Whiskylactone; cis-3-Methyl-4-octanolide (Whisky-lactone)
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Gas Chromatography

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

Van Den Dool and Kratz RI, non-polar column, temperature ramp

Column type	Active phase	I	Reference	Comment
Capillary	DB-5	1310.	Fang and Qian, 2005	30. m/0.32 mm/1. μm, N2, 40. C @ 2. min, 4. K/min, 230. C @ 10. min

Van Den Dool and Kratz RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax	1971.	Gurbuz O., Rouseff J.M., et al., 2006	30. m/0.32 mm/0.5 μm, He, 7. K/min, 265. C @ 5. min; T_start: 40. C
Capillary	Stabilwax	1993.	Fang and Qian, 2005	30. m/0.32 mm/1. μm, N2, 40. C @ 2. min, 4. K/min, 230. C @ 10. min
Capillary	Stabilwax	1993.	Fang and Qian, 2005	30. m/0.32 mm/1. μm, N2, 40. C @ 2. min, 4. K/min, 230. C @ 10. min

Van Den Dool and Kratz RI, polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax	1989.	Escudero, Campo, et al., 2007	30. m/0.32 mm/0.5 μm, H2; Program: 40C(5min) => 4C/min => 100C6C/min => 136C => 3C/min => 220C (10min)

Normal alkane RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	HP-5	1293.	Zhao, Li, et al., 2008	30. m/0.25 mm/0.25 μm; Program: 40 0C (2 min) 5 0C/min -> 80 0C 7 oC/min -> 160 0C 9 0C/min -> 200 0C 20 0C/min -> 280 0C (10 min)
Capillary	SE-54	1325.	Buettner, 2004	30. m/0.32 mm/0.25 μm, He; Program: 40C(2min) => 40C/min => 50C(2min) => 6C/min => 180C => 15C/min => 230C (10min)

Normal alkane RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax Etr	1976.	Ibarz, Ferreira, et al., 2006	60. m/0.25 mm/0.25 μm, He, 40. C @ 5. min, 2. K/min, 230. C @ 100. min
Capillary	DB-Wax	1985.	Culleré, Escudero, et al., 2004	30. m/0.32 mm/0.5 μm, H2, 40. C @ 5. min, 4. K/min; T_end: 200. C

Normal alkane RI, polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax	1957.	Ferreira, Juan, et al., 2009	30. m/0.32 mm/0.50 μm; Program: 40 0C (5 min) 4 0C/min -> 100 0C 6 0C/min -> 220 0C (40 min)

References

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Fang and Qian, 2005
Fang, Y.; Qian, M., Aroma compounds in Oregon Pinot Noir wine determined by aroma extract dilution analysis (AEDA), Flavour Fragr. J., 2005, 20, 1, 22-29, https://doi.org/10.1002/ffj.1551 . [all data]

Gurbuz O., Rouseff J.M., et al., 2006
Gurbuz O.; Rouseff J.M.; Rouseff R.L., Comparison of aroma volatiles in commercial Merlot and Cabernet Sauvignon wines using gas chromatography - Olfactometry and gas chromatography - Mass spectrometry, J. Agric. Food Chem., 2006, 54, 11, 3990-3996, https://doi.org/10.1021/jf053278p . [all data]

Escudero, Campo, et al., 2007
Escudero, A.; Campo, E.; Fariña, L.; Cacho, J.; Ferreira, V., Analytical Characterization of the Aroma of Five Premium Red Wines. Insights into the Role of Odor Families and the Concept of Fruitiness of Wines, J. Agric. Food Chem., 2007, 55, 11, 4501-4510, https://doi.org/10.1021/jf0636418 . [all data]

Zhao, Li, et al., 2008
Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 2008, 26, 2, 212-222, https://doi.org/10.1016/S1872-2059(08)60014-0 . [all data]

Buettner, 2004
Buettner, A., Investigation of potent odorants and afterodor development in two chardonnay wines using the Buccal Odor Screening System (BOSS), J. Agric. Food Chem., 2004, 52, 8, 2339-2346, https://doi.org/10.1021/jf035322b . [all data]

Ibarz, Ferreira, et al., 2006
Ibarz, M.J.; Ferreira, V.; Hernández-Orte, P.; Loscos, N.; Cacho, J., Optimization and evaluation of a procedure for the gas chromatographic-mass spectrometric analysis of the aromas generated by fast acid hydrolysis of flavor precursors extracted from grapes, J. Chromatogr. A, 2006, 1116, 1-2, 217-229, https://doi.org/10.1016/j.chroma.2006.03.020 . [all data]

Culleré, Escudero, et al., 2004
Culleré, L.; Escudero, A.; Cacho, J.; Ferreira, V., Gas chromatography-olfactometry and chemical quantitative study of the aroma of six premium auality Spanish aged red wines, J. Agric. Food Chem., 2004, 52, 6, 1653-1660, https://doi.org/10.1021/jf0350820 . [all data]

Ferreira, Juan, et al., 2009
Ferreira, V.; Juan, F.S.; Escudero, A.; Cullere, L.; Fernandez-Zurbano, P.; Saenz-Navajas, M.P.; Cacho, J., Modeling quality of premium Spanish red wines from gas chromatography-olfactometry data, J. Agr. Food. Chem., 2009, 57, 16, 7490-7498, https://doi.org/10.1021/jf9006483 . [all data]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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