Cyclopropanation of unsaturated sugars with ethyl Diazoacetate
作者:John O. Hoberg、David J. Claffey
DOI:10.1016/0040-4039(96)00335-8
日期:1996.4
The cyclopropanation of unsaturatedsugars with ethyldiazoacetate and a metal catalyst provides ester-substituted 1,2-C-methylene carbohydrates in good to excellent yields. Ring opening of the cyclopropane has also been achieved providing C-2 branched glycosyl bromides.