2H,8H-Benzo[1,2-b:3,4-b']dipyran-2-one, 9,10-dihydro-9-hydroxy-8,8-dimethyl-, (R)-


Mass spectrum (electron ionization)

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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

Spectrum

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Additional Data

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Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
NIST MS number 11927

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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

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryHP-5MS2365.Cho, Abd El-Aty, et al., 200730. m/0.25 mm/0.25 μm, He, 50. C @ 4. min, 5. K/min, 280. C @ 10. min
CapillaryHP-5MS2365.Kim, Abd El-Aty, et al., 200630. m/0.25 mm/0.25 μm, He, 50. C @ 4. min, 5. K/min, 280. C @ 10. min
CapillaryHP-5MS2365.Kim, El-Aty, et al., 200630. m/0.25 mm/0.25 μm, He, 50. C @ 4. min, 5. K/min, 280. C @ 10. min

References

Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Cho, Abd El-Aty, et al., 2007
Cho, S.-K.; Abd El-Aty, A.M.; Choi, J.-H.; Kim, M.R.; Shim, J.H., Optimized conditions for the extraction of secondary volatile metabolites in Angelica roots by accelerated solvent extraction, J. Pharm. Biomed. Anal., 2007, 44, 5, 1154-1158, https://doi.org/10.1016/j.jpba.2007.03.011 . [all data]

Kim, Abd El-Aty, et al., 2006
Kim, M.R.; Abd El-Aty, A.M.; Kim, I.S.; Shim, J.H., Determination of volatile flavor components in danggui cultivars by solvent free injection and hydrodistillation followed by gas chromatographic-mass spectrometric analysis, J. Chromatogr. A, 2006, 1116, 1-2, 259-264, https://doi.org/10.1016/j.chroma.2006.03.060 . [all data]

Kim, El-Aty, et al., 2006
Kim, M.R.; El-Aty, A.M.A.; Choi, J.-H.; Lee, K.B.; Shim, J.H., Identification of volatile components in Angelica species using supercritical-CO2 fluid extraction and solid phase microextraction coupled to gas chromatography-mass spectrometry, Biomedical Chromatography, 2006, 20, 11, 1267-1273, https://doi.org/10.1002/bmc.696 . [all data]


Notes

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