2-Hydroxy-3,5-dimethylcyclopent-2-en-1-one
- Formula: C7H10O2
- Molecular weight: 126.1531
- IUPAC Standard InChI: InChI=1S/C7H10O2/c1-4-3-5(2)7(9)6(4)8/h4,9H,3H2,1-2H3
- IUPAC Standard InChIKey: RLEJFFGSMZQXJX-UHFFFAOYSA-N
- CAS Registry Number: 21834-98-0
- 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: 2-Cyclopenten-1-one, 2-hydroxy-3,5-dimethyl-; 3,5-Dimethyl-2-hydroxy-2-cyclopenten-1-one; 2-Hydroxy-3,5-dimethyl-2-cyclopenten-1-one
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Gas Chromatography
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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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-1 | 1093. | Zhang, Dorjpalam, et al., 1992 | 50. m/0.32 mm/1.5 μm, 2. K/min, 220. C @ 30. min; Tstart: 40. C |
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Carbowax 20M | 1723. | Mihara and Nishimura, 1989 | N2, 2. K/min; Column length: 50. m; Column diameter: 0.22 mm; Tstart: 80. C; Tend: 200. C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-101 | 1044. | Nishimura and Mihara, 1990 | N2, 2. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1702. | Souza, Re-Poppi, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium, 60. C @ 1. min, 5. K/min; Tend: 240. C |
| Capillary | Carbowax 20M | 1723. | Nishimura and Mihara, 1990 | N2, 2. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Zhang, Dorjpalam, et al., 1992
Zhang, Y.; Dorjpalam, B.; Ho, C.-T.,
Contribution of peptides to volatile formation in the Maillard reaction of casein hydrolysate with glucose,
J. Agric. Food Chem., 1992, 40, 12, 2467-2471, https://doi.org/10.1021/jf00024a026
. [all data]
Mihara and Nishimura, 1989
Mihara, S.; Nishimura, O.,
Retention indices of 2-hydroxy-2-cyclopenten-1-ones,
J. Hi. Res. Chromatogr., 1989, 12, 11, 763-764, https://doi.org/10.1002/jhrc.1240121116
. [all data]
Nishimura and Mihara, 1990
Nishimura, O.; Mihara, S.,
Investigation of 2-hydroxy-2-cyclopenten-1-ones in roasted coffee,
J. Agric. Food Chem., 1990, 38, 4, 1038-1041, https://doi.org/10.1021/jf00094a027
. [all data]
Souza, Re-Poppi, et al., 2012
Souza, J.B.G.; Re-Poppi, N.; Raposo, J.L.(Jr).,
Characterization of pyroligneous acid used in agriculture by gas chromatography - mass spectrometry (in press),
J. Braz. Chem. Soc., 2012, 00, 00, 1-8. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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