Stereochemical features of the [1,2]-Wit
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Katsuhiko Tomooka; Makoto Kikuchi; Kazunobu Igawa; Ping-Huai Keong; Takeshi Naka
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Article
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1999
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Elsevier Science
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French
โ 247 KB
The Winig rearrangement of D-galactono-y-lactone derived [~O-glycoside is shown to al't~rd [5-C-glycoside (retention product), a potentially useful intermediate tbr zaragozic acid synthesis. By contrast, the rearrangement of the D-xylonolactone-derived counterpart was found to violate the retention