6-氨基己酸甲酯 盐酸盐 、
6-azido-6-deoxy-2,3:4,5-di-O-isopropylidene-D-galactonic acid 在
O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
N,N-二异丙基乙胺 作用下,
以91%的产率得到6-[((4S,5R,4'S,5'R)-5'-Azidomethyl-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]e-5-carbonyl)-amino]-hexanoic acid methyl ester