2(3H)-Furanone, dihydro-5-methyl-
- Formula: C5H8O2
- Molecular weight: 100.1158
- IUPAC Standard InChIKey: GAEKPEKOJKCEMS-UHFFFAOYSA-N
- CAS Registry Number: 108-29-2
- 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. - Species with the same structure:
- Other names: γ-Methyl-γ-butyrolactone; γ-Pentalactone; γ-Valerolactone; Pentanoic acid, 4-hydroxy-, γ-lactone; 4-Hydroxypentanoic acid lactone; 4-Hydroxyvaleric acid lactone; 4-Methyl-γ-butyrolactone; 4-Pentanolide; 4-Valerolactone; γ-Pentanolactone; γ-Valerolakton; Dihydro-5-methyl-2(3H)-furanone; Valeric acid, 4-hydroxy-, gamma-lactone; gamma-Valerolactone; 5-Methyldihydrofuran-2(3H)-one; 5-methyltetrahydrofuran-2-one; Dihydro-5-methyl-2-furanone; (.+/-.)-γ-Valerolactone; (.+/-.)-4-Methylbutyrolactone; 5-Methyltetrahydro-2-furanone; NSC 33700; Valeric acid, 4-hydroxy-, γ-lactone; 5-Methyldihydro-2(3H)-furanone; Pentan-4-olide; 5-Methyloxolan-2-one; Valerolactone
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Normal alkane RI, non-polar column, custom temperature program
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 | Polydimethyl siloxane with 5 % Ph groups | Polydimethyl siloxane with 5 % Ph groups | DB-5 MS | HP-5 | HP-5 |
Column length (m) | 30. | 50. | |||
Carrier gas | Helium | He | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.32 | |||
Phase thickness (μm) | 0.25 | 1.05 | |||
Program | not specified | not specified | 45 0C (0.75 min) 10 0C/min -> 200 0C 30 0C/min -> 245 0C (1.25 min) | 50C => 3C/min => 200C(10min) => 10C/min => 290C(10min) | 40C(10min) => 5C/min => 200C => 20C/min => 250C(5min) |
I | 954. | 965. | 959. | 945. | 958. |
Reference | Robinson, Adams, et al., 2012 | Robinson, Adams, et al., 2012 | Cajka, Hajslova, et al., 2007 | Splivallo, Bossi, et al., 2007 | Garcia-Estaban, Ansorena, et al., 2004 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | DB-5 | SE-30 | HP-5MS | CP Sil 5 CB | CP Sil 5 CB |
Column length (m) | 50. | 30. | 50. | 50. | |
Carrier gas | He | He | He | ||
Substrate | |||||
Column diameter (mm) | 0.32 | 0.25 | 0.32 | 0.32 | |
Phase thickness (μm) | 1.05 | 0.25 | 1.2 | ||
Program | 40C(10min) => 5C/min => 200C => 20C/min => 250C (5min) | not specified | 40C (10min) => 3C/min => 120C => 10C/min => 250C (5min) | 30C => 55C/min => 85C => 1C/min => 145C => 3C/min => 250C | 30C => 55C/min => 85C => 1C/min => 145C => 3C/min => 250C |
I | 958. | 921. | 956. | 910. | 912. |
Reference | Garcia-Estaban, Ansorena, et al., 2004, 2 | Vinogradov, 2004 | Ansorena, Gimeno, et al., 2001 | Guyot, Scheirman, et al., 1999 | Guyot, Bouseta, et al., 1998 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | SPB-1 | DB-5 | RSL-150 | SPB-1 | SPB-1 |
Column length (m) | 60. | 50. | 60. | 60. | 60. |
Carrier gas | He | He | He | Helium | Helium |
Substrate | |||||
Column diameter (mm) | 0.53 | 0.32 | 0.32 | 0.53 | 0.53 |
Phase thickness (μm) | 5. | 0.25 | 0.25 | 5.0 | 5.0 |
Program | 40C(6min) => 5C/min => 80C => 10C/min => 200C | 40C (10min) => 3C/min => 95C => 10C/min => 270C (10min) | 30c (1.5min) => 20C/min => 55C => 6C/min => 200C(10min) | 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C | not specified |
I | 917. | 958. | 912. | 917. | 921. |
Reference | Flanagan, Streete, et al., 1997 | Mateo and Zumalacárregui, 1996 | Buchbauer, Nikiforov, et al., 1994 | Strete, Ruprah, et al., 1992 | Strete, Ruprah, et al., 1992 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary |
---|---|---|
Active phase | OV-101 | OV-1 |
Column length (m) | ||
Carrier gas | ||
Substrate | ||
Column diameter (mm) | ||
Phase thickness (μm) | ||
Program | not specified | not specified |
I | 921. | 921. |
Reference | Shibamoto, 1987 | Ramsey and Flanagan, 1982 |
Comment | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Robinson, Adams, et al., 2012
Robinson, A.L.; Adams, D.O.; Boss, P.K.; Heymann, H.; Solomon, P.S.; Trengove, R.D.,
Influence of geographic origine on the sensory characteristics and wine composition of Vitus viniferas cv. Cabernet Sauvignon wines from Australia (Supplemental data),
Am. J. Enol. Vitic., 2012, 64, 4, 467-476, https://doi.org/10.5344/ajev.2012.12023
. [all data]
Cajka, Hajslova, et al., 2007
Cajka, T.; Hajslova, J.; Cochran, J.; Holadova, K.; Klimankova, E.,
Solid phase microextraction - comprehensive two dimensional gas chromatography - time-of-flight mass spectrometry for the analysis of honey volatiles,
J. Sep. Sci., 2007, 30, 4, 534-546, https://doi.org/10.1002/jssc.200600413
. [all data]
Splivallo, Bossi, et al., 2007
Splivallo, R.; Bossi, S.; Maffei, M.; Bonfante, P.,
Discrimination of truffle fruiting body versus mycelial aromas by stir bar sorptive extraction,
Phytochemistry, 2007, 68, 20, 2584-2598, https://doi.org/10.1016/j.phytochem.2007.03.030
. [all data]
Garcia-Estaban, Ansorena, et al., 2004
Garcia-Estaban, M.; Ansorena, D.; Astiasaran, I.; Martin, D.; Ruiz, J.,
Comparison of simultaneous distillation extraction (SDE) and solid-phase microextraction (SPME) for the analysis of volatile compounds in dry-cured ham,
J. Sci. Food Agric., 2004, 84, 11, 1364-1370, https://doi.org/10.1002/jsfa.1826
. [all data]
Garcia-Estaban, Ansorena, et al., 2004, 2
Garcia-Estaban, M.; Ansorena, D.; Astiasarán, I.; Ruiz, J.,
Study of the effect of different fiber coatings and extraction conditions on dry cured ham volatile compounds extracted by solid-phase microextraction (SPME),
Talanta, 2004, 64, 2, 458-466, https://doi.org/10.1016/j.talanta.2004.03.007
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Ansorena, Gimeno, et al., 2001
Ansorena, D.; Gimeno, O.; Astiasarán, I.; Bello, J.,
Analysis of volatile compounds by GC-MS of a dry fermented sausage: chorizo de Pamplona,
Food Res. Int., 2001, 34, 1, 67-75, https://doi.org/10.1016/S0963-9969(00)00133-2
. [all data]
Guyot, Scheirman, et al., 1999
Guyot, C.; Scheirman, V.; Collin, S.,
Floral origin markers of heather honeys: Calluna vulgaris and Erica arborea,
Food Chem., 1999, 64, 1, 3-11, https://doi.org/10.1016/S0308-8146(98)00122-8
. [all data]
Guyot, Bouseta, et al., 1998
Guyot, C.; Bouseta, A.; Scheirman, V.; Collin, S.,
Floral origin markers of chestnut and lime tree honeys,
J. Agric. Food Chem., 1998, 46, 2, 625-633, https://doi.org/10.1021/jf970510l
. [all data]
Flanagan, Streete, et al., 1997
Flanagan, R.J.; Streete, P.J.; Ramsey, J.D.,
Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56, retrieved from http://www.odccp.org/pdf/technicalseries1997-01-011.pdf. [all data]
Mateo and Zumalacárregui, 1996
Mateo, J.; Zumalacárregui, J.M.,
Volatile compounds in chorizo and their changes during ripening,
Meat Sci., 1996, 44, 4, 255-273, https://doi.org/10.1016/S0309-1740(96)00028-9
. [all data]
Buchbauer, Nikiforov, et al., 1994
Buchbauer, G.; Nikiforov, A.; Remberg, B.,
Headspace constituents of opium,
Planta Medica, 1994, 60, 2, 181-183, https://doi.org/10.1055/s-2006-959447
. [all data]
Strete, Ruprah, et al., 1992
Strete, P.J.; Ruprah, M.; Ramsey, J.D.; Flanagan, R.J.,
Detection and identification of volatile substances by headspace capillary gas chromatography to aid the diagnosis of acute poisoning,
Analyst, 1992, 117, 7, 1111-1127, https://doi.org/10.1039/an9921701111
. [all data]
Shibamoto, 1987
Shibamoto, T.,
Retention Indices in Essential Oil Analysis
in Capillary Gas Chromatography in Essential Oil Analysis, Sandra, P.; Bicchi, C., ed(s)., Hutchig Verlag, Heidelberg, New York, 1987, 259-274. [all data]
Ramsey and Flanagan, 1982
Ramsey, J.D.; Flanagan, R.J.,
Detection and Identification of Volatile Organic Compounds in Blood by Headspace Gas Chromatography as an Aid to the Diagnosis of Solvent Abuse,
J. Chromatogr., 1982, 240, 2, 423-444, https://doi.org/10.1016/S0021-9673(00)99622-5
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
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