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4-O-Acetyl-3-O-tert-butyldimethylsilyl-l-rhamnal: a building block in the stereoselective synthesis of 2-deoxy-α-l-rhamnopyranosides

✍ Scribed by Ilona Wandzik; Tadeusz Bieg


Book ID
108080391
Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
160 KB
Volume
341
Category
Article
ISSN
0008-6215

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Desilylation of 1-[4-benzenesulfonyl-3-O-(tert-butyldimethylsilyl)-2-deoxy-5-O-methanesulfonyl-a-Lthreo-pentofuranosyl]thymine (4) with Bu 4 NF/THF, when carried out at room temperature, gave four products. Among these, there were 1-[3-O-acetyl-4-benzenesulfonyl-2-deoxy-5-O-methanesulfonyl-a-L-threo