Abstract
Reductive ring cleavage of 3,5-O-arylidene-d-xylofuranosides using LiA1H4–A1C13 and NaBH3CN–BF3 proceeded regioselectively to provide secondary alcohol as the major product. The effect of the substitutents on the selectivity is examined.
Acknowledgment
We thank the National Science Council of the Republic of China for the Financial support. (NSC 85-2113-M-230-0027). We also thank our research students—Li-Wen Wang, Ti-Chung Huang, and Hsiao-Ting Huang.