| Revision as of 08:47, 24 July 2011 editNono64 (talk | contribs)Autopatrolled, Pending changes reviewers, Rollbackers96,246 editsm Ellagitannin← Previous edit |
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| Name = Roburin A |
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| Name = Roburin A |
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| ImageFile = Roburin A.PNG |
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| ImageFile = Roburin A.PNG |
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| ImageSize = 200px |
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| ImageName = Chemical structure of roburin A |
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| ImageName = Chemical structure of roburin A |
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| ImageAlt = Chemical structure of roburin A |
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| ImageAlt = Chemical structure of roburin A |
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|Section1= {{Chembox Identifiers |
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| CASNo = 132864-75-6 |
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| PubChem = 355200701 |
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| ChemSpiderID = 68024617 |
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|Section2= {{Chembox Properties |
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| C=82 | H = 50 | O = 51 |
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| Formula = C<sub>82</sub>H<sub>50</sub>O<sub>50</sub> |
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| MolarMass = 1835.24 g/mol |
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| ExactMass = 1834.136983 u |
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'''Roburin A''' is a tannin found in oak wood ('']'' and '']''<ref>suber throughout Industrial Processing. Estrella Cadahía, Elvira Conde, Brígida Fernández de Simón and María Concepción García-Vallejo, J. Agric. Food Chem., 1998, 46 (6), pp. 2332–2336, {{doi|10.1021/jf9709360}}</ref>). |
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'''Roburin A''' is a tannin found in oak wood ('']'' and '']''<ref>{{cite journal |doi=10.1139/x98-066 |title=Variability of wood extractives among ''Quercus'' roburand ''Quercus'' petraeatrees from mixed stands and their relation to wood anatomy and leaf morphology |journal=Canadian Journal of Forest Research |volume=28 |issue=7 |pages=994–1006 |year=1998 |last1=Mosedale |first1=J R |last2=Feuillat |first2=F |last3=Baumes |first3=R |last4=Dupouey |first4=J-L |last5=Puech |first5=J-L}}</ref> or '']''<ref>{{cite journal |doi=10.1021/jf070151m |pmid=17444655 |title=Identification and Sensory Evaluation of Dehydro- and Deoxy-ellagitannins Formed upon Toasting of Oak Wood (''Quercus alba'' L.) |journal=Journal of Agricultural and Food Chemistry |volume=55 |issue=10 |pages=4109–18 |year=2007 |last1=Glabasnia |first1=Arne |last2=Hofmann |first2=Thomas}}</ref>) or oak cork ('']''<ref>{{cite journal |doi=10.1021/jf9709360 |title=Changes in Tannic Composition of Reproduction Cork ''Quercus'' suberthroughout Industrial Processing|journal=Journal of Agricultural and Food Chemistry |volume=46 |issue=6 |pages=2332–6 |year=1998 |last1=Cadahía |first1=Estrella |last2=Conde |first2=Elvira |last3=Fernández De Simón |first3=Brígida |last4=García-Vallejo |first4=María Concepción}}</ref>). |
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It is a dimeric compound, composed of two ] subunits probably linked through an ether bond between the diphenoyl group of one subunit and the triphenoyl moiety of the other one.<ref>Roburin A, A dimeric ellagitannin from heartwood of Quercus robur. Catherine L.M. Herve du Penhoat, Veronique M.F. Michon, Abdelhamid Ohassan, Shuyun Peng, Augustin Scalbert and Douglas Gage, Phytochemistry, Volume 30, Issue 1, 1991, pp. 329-332, {{doi|10.1016/0031-9422(91)84148-L}}</ref> |
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It is a dimeric compound, composed of two ] subunits probably linked through an ether bond between the diphenoyl group (] or HHDP) of one subunit and the triphenoyl moiety (]) of the other one.<ref>{{cite journal |doi=10.1016/0031-9422(91)84148-L |title=Roburin A, A dimeric ellagitannin from heartwood of Quercus robur |journal=Phytochemistry |volume=30 |pages=329–32 |year=1991 |last1=Herve du Penhoat |first1=Catherine L.M. |last2=Michon |first2=Veronique M.F. |last3=Ohassan |first3=Abdelhamid |last4=Peng |first4=Shuyun |last5=Scalbert |first5=Augustin |last6=Gage |first6=Douglas|issue=1 |bibcode=1991PChem..30..329H }}</ref> |
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==References== |
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== References == |
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{{Reflist}} |
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