摘要:
[GRAPHICS]The beta-p-methoxyphenol hexadeoxysaccharide fragment of landomycin A was synthesized in a total of 33 steps and 0.5% overall yield starting from D-mannose and D-Xylose, featuring the use of phenyl 2,3-O-thionocarbonyl-1-thioglycosides as 2-deoxy-beta-glycoside precursors.