Reductive ring opening of 6-deoxy-6-iodopyranosides and 5-deoxy-5-iodofuranosides by manganese. A convenient procedure for the preparation of chiral 5-hexenals and 4-pentenals
K. Tanaka et al., Reductive ring opening of 6-deoxy-6-iodopyranosides and 5-deoxy-5-iodofuranosides by manganese. A convenient procedure for the preparation of chiral 5-hexenals and 4-pentenals, SYNLETT, (10), 2001, pp. 1620-1622
Reaction of fully protected 6-iodopyranosides and 5-iodofuranosides with Mn
in the presence of trimethylsilyl chloride and PbCl2 (Takai-conditions) af
forded the corresponding 5-hexenals and 4-pentenals in good to moderate yie
lds.