Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides
Catalytic hydrogenation of the three <em>ent</em>-kaurane diterpene glycosides isolated from <em>Stevia rebaudiana</em>, namely rubusoside, stevioside, and rebaudioside-A has been carried out using Pd(OH)<sub>2</sub>...
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2012-07-01
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Online Access: | http://www.mdpi.com/1420-3049/17/8/8908 |
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doaj-d3af192b1e0441eba9b4bc7ac0ff032a2020-11-24T23:03:24ZengMDPI AGMolecules1420-30492012-07-011788908891610.3390/molecules17088908Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene GlycosidesVenkata Sai Prakash ChaturvedulaRafael Ignacio San MiguelIndra PrakashMary CampbellCatalytic hydrogenation of the three <em>ent</em>-kaurane diterpene glycosides isolated from <em>Stevia rebaudiana</em>, namely rubusoside, stevioside, and rebaudioside-A has been carried out using Pd(OH)<sub>2</sub> and their corresponding dihydro derivatives have been isolated as the products. Synthesis of reduced steviol glycosides was performed using straightforward chemistry and their structures were characterized on the basis of 1D and 2D NMR spectral data and chemical studies. Also, we report herewith the sensory evaluation of all the reduced compounds against their corresponding original steviol glycosides and sucrose for the sweetness property of these molecules.http://www.mdpi.com/1420-3049/17/8/8908<em>ent</em>-kaurane diterpene glycosidescatalytic hydrogenationPd(OH)<sub>2</sub>structure characterizationspectral datachemical studiessensory evaluation |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Venkata Sai Prakash Chaturvedula Rafael Ignacio San Miguel Indra Prakash Mary Campbell |
spellingShingle |
Venkata Sai Prakash Chaturvedula Rafael Ignacio San Miguel Indra Prakash Mary Campbell Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides Molecules <em>ent</em>-kaurane diterpene glycosides catalytic hydrogenation Pd(OH)<sub>2</sub> structure characterization spectral data chemical studies sensory evaluation |
author_facet |
Venkata Sai Prakash Chaturvedula Rafael Ignacio San Miguel Indra Prakash Mary Campbell |
author_sort |
Venkata Sai Prakash Chaturvedula |
title |
Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides |
title_short |
Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides |
title_full |
Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides |
title_fullStr |
Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides |
title_full_unstemmed |
Synthesis and Sensory Evaluation of <em>ent</em>-Kaurane Diterpene Glycosides |
title_sort |
synthesis and sensory evaluation of <em>ent</em>-kaurane diterpene glycosides |
publisher |
MDPI AG |
series |
Molecules |
issn |
1420-3049 |
publishDate |
2012-07-01 |
description |
Catalytic hydrogenation of the three <em>ent</em>-kaurane diterpene glycosides isolated from <em>Stevia rebaudiana</em>, namely rubusoside, stevioside, and rebaudioside-A has been carried out using Pd(OH)<sub>2</sub> and their corresponding dihydro derivatives have been isolated as the products. Synthesis of reduced steviol glycosides was performed using straightforward chemistry and their structures were characterized on the basis of 1D and 2D NMR spectral data and chemical studies. Also, we report herewith the sensory evaluation of all the reduced compounds against their corresponding original steviol glycosides and sucrose for the sweetness property of these molecules. |
topic |
<em>ent</em>-kaurane diterpene glycosides catalytic hydrogenation Pd(OH)<sub>2</sub> structure characterization spectral data chemical studies sensory evaluation |
url |
http://www.mdpi.com/1420-3049/17/8/8908 |
work_keys_str_mv |
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1725633981204922368 |