Hydrocoumarin
- Formula: C9H8O2
- Molecular weight: 148.1586
- IUPAC Standard InChIKey: VMUXSMXIQBNMGZ-UHFFFAOYSA-N
- CAS Registry Number: 119-84-6
- 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: 2H-1-Benzopyran-2-one, 3,4-dihydro-; Benzodihydropyrone; Benzopyranone, dihydro-; Melilotin; Melilotine; Melilotol; 2-Chromanone; 3,4-Dihydrocoumarin; Dihydrocoumarin; Dihydrobenzopyrone; Chroman, 2-oxo-; Coumarin, 3,4-dihydro-; Hydrocinnamic acid, o-hydroxy-, δ-lactone; NCI-C55890; USAF DO-12; 1,2-Benzodihydropyrone; 3,4-Dihydro-2H-1-benzopyran-2-one; 1,2-benzodihydropyrone (dihydrocoumarin)
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IR Spectrum
Go To: Top, Gas Chromatography, 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: Coblentz Society, Inc.
Spectrum
A digitized version of this spectrum is not currently available.
Additional Data
View scan of original (hardcopy) spectrum.
Owner | COBLENTZ SOCIETY Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Source reference | COBLENTZ NO. 973 |
Date | Not specified, most likely prior to 1970 |
Instrument | Not specified, most likely a prism, grating, or hybrid spectrometer. |
Data processing | (NO SPECTRUM, ONLY SCANNED IMAGE IS AVAILABLE) |
Gas Chromatography
Go To: Top, IR Spectrum, 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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | LM-1 | 170. | 1398. | Soares, Monache, et al., 1999 | 25. m/0.25 mm/0.25 μm, H2 |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | SE-30 | 1361. | van den Dool and Kratz, 1963 | Celite; Tstart: 75. C; Tend: 228. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-1 | 1350. | Sing, Smadja, et al., 1992 | 50. m/0.32 mm/1.05 μm, He; Program: 20C(0.5min) => 60C => 4C/min => 250C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 2269. | Pozo-Bayon M.A., Ruiz-Rodriguez A., et al., 2007 | 30. m/0.25 mm/0.5 μm, He, 40. C @ 5. min, 4. K/min, 250. C @ 15. min |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 2314. | Sing, Smadja, et al., 1992 | 60. m/0.25 mm/0.25 μm, He; Program: 20C(0.5min) => 60C => 4C/min => 250C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-101 | 1392. | Mastelic, Jerkovic, et al., 2006 | 25. m/0.2 mm/0.2 μm, He, 70. C @ 2. min, 3. K/min, 200. C @ 15. min |
Capillary | OV-101 | 1359. | Egolf and Jurs, 1993 | 2. K/min; Column length: 50. m; Column diameter: 0.22 mm; Tstart: 80. C; Tend: 200. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 1359. | Vinogradov, 2004 | Program: not specified |
Capillary | OV-101 | 1359. | Shibamoto, 1987 | Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 2286. | Egolf and Jurs, 1993 | 2. K/min; Column length: 80. m; Column diameter: 0.2 mm; Tstart: 70. C; Tend: 170. C |
Capillary | Carbowax 20M | 2290. | Buttery, Parker, et al., 1981 | 50. C @ 30. min, 1. K/min; Column length: 150. m; Column diameter: 0.64 mm; Tend: 170. C |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 2286. | Vinogradov, 2004 | Program: not specified |
Capillary | Carbowax 20M | 2286. | Shibamoto, 1987 | Program: not specified |
References
Go To: Top, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Soares, Monache, et al., 1999
Soares, M.F.; Monache, F.D.; Heinzen, V.E.F.; Yunes, R.A.,
Prediction of gas chromatographic retention indices of coumarins,
J. Braz. Chem. Soc., 1999, 10, 3, 189-196, https://doi.org/10.1590/S0103-50531999000300006
. [all data]
van den Dool and Kratz, 1963
van den Dool, H.; Kratz, P. Dec.,
A generalization of the retention index system including linear temperature programmed gas-liquid partition chromatography,
J. Chromatogr., 1963, 11, 463-471, https://doi.org/10.1016/S0021-9673(01)80947-X
. [all data]
Sing, Smadja, et al., 1992
Sing, A.S.C.; Smadja, J.; Brevard, H.; Maignial, L.; Chaintreau, A.; Marion, J.-P.,
Volatile constituents of faham (Jumellea fragrans (Thou.) Schltr.),
J. Agric. Food Chem., 1992, 40, 4, 642-646, https://doi.org/10.1021/jf00016a024
. [all data]
Pozo-Bayon M.A., Ruiz-Rodriguez A., et al., 2007
Pozo-Bayon M.A.; Ruiz-Rodriguez A.; Pernin K.; Cayot N.,
Influence of eggs on the aroma composition of a sponge cake and on the aroma release in model studies on flavored sponge cakes,
J. Agric. Food Chem., 2007, 55, 4, 1418-1426, https://doi.org/10.1021/jf062203y
. [all data]
Mastelic, Jerkovic, et al., 2006
Mastelic, J.; Jerkovic, I.; Mesic, M.,
Volatile constituents from flowers, leaves, bark and wood of Prunus mahaleb L.,
Flavour Fragr. J., 2006, 21, 2, 306-313, https://doi.org/10.1002/ffj.1596
. [all data]
Egolf and Jurs, 1993
Egolf, L.M.; Jurs, P.C.,
Quantitative structure-retention and structure-odor intensity relationships for a diverse group of odor-active compounds,
Anal. Chem., 1993, 65, 21, 3119-3126, https://doi.org/10.1021/ac00069a027
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [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]
Buttery, Parker, et al., 1981
Buttery, R.G.; Parker, F.D.; Teranishi, R.; Mon, T.R.; Ling, L.C.,
Volatile components of alfalfa leaf-cutter bee cells,
J. Agric. Food Chem., 1981, 29, 5, 955-958, https://doi.org/10.1021/jf00107a017
. [all data]
Notes
Go To: Top, IR Spectrum, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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