Invention Grant
US08445652B2 3, 6-O-bridged pyranose inversion compound and process for producing B-O-pyranoside 有权
3,6-O-桥连的吡喃糖反转化合物和制备B-O-吡喃糖苷的方法

3, 6-O-bridged pyranose inversion compound and process for producing B-O-pyranoside
Abstract:
An object of the present invention is to provide a 3,6-O-bridged pyranose-inverted compound useful for being easy to produce β-O-pyranosides selectively.The 3,6-O-bridged pyranose-inverted compound according to the present invention is represented by General Formula (1): wherein RA and RB each represent hydrogen or are bonded to each other to form a benzene ring; one of RC and RD represents hydrogen and the other represents —OR2; R1 represents hydroxy or halogen; and R2 and R3 each represent a hydroxy-protecting group.
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