(3R,4R)/(3S,4S)-3-fluoro-4-(4-fluorobenzyl)piperidine 、
2,6-anhydro-3-azido-3,4,5-trideoxy-1-O-[(4-methylphenyl)sulfonyl]-D-threo-hexitol 以
N,N-二甲基甲酰胺 为溶剂,
生成 2,6-anhydro-3-azido-1,3,4,5-tetradeoxy-1-[(3R,4R)/(3S,4S)-3-fluoro-4-(4-fluorobenzyl)piperidine-1-yl]-D-threo-hexitol