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A fast,highly efficient,and green protocol for synthesis of biscoumarins catalyzed by silica sulfuric acid nanoparticles as a reusable catalyst
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نویسنده
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sadeghi b. ,ziya t.
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منبع
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journal of chemistry - 2013 - دوره : 2013 - شماره : 0
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چکیده
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Silica sulfuric acid nanoparticles have been prepared and shown to efficiently catalyse the reaction between an aromatic aldehyde or phenylglyoxal and a 4-hydroxycoumarin at reflux in etoh to afford the biscoumarin derivatives in high yield. © 2013 bahareh sadeghi and tayebe ziya.
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آدرس
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department of chemistry,yazd branch,islamic azad university,p.o. box 89195-155, ایران, department of chemistry,yazd branch,islamic azad university,p.o. box 89195-155, ایران
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Authors
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