Regioselective [3+2] cycloaddition of chalcones with a sugar azide: easy access to 1-(5-deoxy-d-xylofuranos-5-yl)-4,5-disubstituted-1H-1,2,3-triazoles |
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Authors: | Nimisha Singh |
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Institution: | Medicinal and Process Chemistry Division, Central Drug Research Institute, Lucknow 226 001, CSIR, India |
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Abstract: | 3+2] Cycloaddition of 5-azido-5-deoxy-1,2-O-isopropylidene-α-d-xylofuranose with 1,3-diphenyl-prop-3-enones, followed by oxidation of the intermediate triazolines in a tandem manner, led to the regioselective formation of 4-benzoyl-1-(5-deoxy-1,2-O-isopropylidene-α-d-xylofuranos-5-yl)-5-phenyl-1H-1,2,3-triazoles in moderate to good yields. |
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Keywords: | [3+2] Cycloaddition Propenones Chalcones Sugar azide 1-(5-Deoxy-1 d-xylofuranos-4" target="_blank">2-O-isopropylidene-α-d-xylofuranos-4 5-disubstituted-1H-1 2 3-triazoles |
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