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ChemInform Abstract: Tartaric Acid and Tartrates in the Synthesis of Bioactive Molecules

✍ Scribed by Arun K. Ghosh; Elena S. Koltun; Geoffrey Bilcer

Publisher
John Wiley and Sons
Year
2010
Weight
24 KB
Volume
32
Category
Article
ISSN
0931-7597

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Synthesis of Dioxolanylclavam from Tartaric Acid. -(2 + 2) Cycloaddition of the 3-O-vinyl ether (I) derived from tartaric acid to chlorosulfonyl isocyanate (II) gives the 4-alkoxyazetidinone ( III) with good diastereoselectivity. Cyclization provides the clavam ( IV) missing the C-3 carboxylic funct