Wittig Reactions of Lactols Followed by Ring Closures

1 Wittig Reactions of Lactols Followed by Ring Closures 

SCHEME 7.94 Wittig reactions followed by bromo cyclizations. 

SCHEME 7.96 Selenium-mediated cyclization of Wittig products. 

Given the variety of methods used for the formation of C-glycosides, it is helpful to compare them with one another. Several reports have accomplished this and the reader is referred to the cited references [237,238]. 

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