DBU assisted Aldol type reaction and elimination: an expeditious synthesis of glycosyl 1,3-dienes via glycosylated beta-hydroxy esters
IR@CDRI: CSIR-Central Drug Research Institute, Lucknow
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Creator |
Verma, Shyam S
Dwivedi, Namrata Singh, Biswajit K Tripathi, R P |
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Date |
2009-01-08
2009-01-08 2006 |
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Identifier |
Carbohydr. Res 341,1930 (2006)
http://hdl.handle.net/123456789/276 |
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Description |
A novel method for the synthesis of glycosyl dienes via aldol type condensation has been reported. DBU catalysed condensation of unsaturated glycosyl uronoates with aldehydes produces the corresponding -hydroxy esters, which on treatment with methanesulfonylchloride gave the corresponding methanesulfonyloxy derivative as an intermediate. Later on E2 reaction catalyzed again with DBU gave the respective glycosyl dienes in moderate to good yield.
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Format |
211825 bytes
application/pdf |
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Language |
en
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Relation |
CDRI Communication No. 6761
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Subject |
DBU
Aldol type condensation Glycosyl uronoates Glycosyl Dienes |
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Title |
DBU assisted Aldol type reaction and elimination: an expeditious synthesis of glycosyl 1,3-dienes via glycosylated beta-hydroxy esters
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Type |
Article
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