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1H NMR analysis. See Supporting Information.
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(f) Although Path D for a π-allylpalladium alkoxide species is unreported, the reductive elimination mechanism of an arylpalladium alkoxide species has been known. See: Widenhoefer, R. A.; Zhong, H. A.; Buchwald, S. L. J. Am. Chem. Soc. 1997, 119, 6787.
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44
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1042305523
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note
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(b) In control experiments, both 1 and 1′ failed to undergo the O-glycosylation in the absence of a Zn(II) ion. Also see refs 4 and 5.
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