[(2S,4aR,6S,7R,8S,8aS)-7-(4-fluorobenzoyl)oxy-6-(4-methylphenyl)sulfanyl-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl] 4-fluorobenzoate 、
N-(6-aminohexyl)-6-[[(2S)-2-(hexanoylamino)-3-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxypropanoyl]amino]hexanamide 在
四丁基三氟甲磺酸铵 、
N-溴代丁二酰亚胺(NBS) 作用下,
以
二氯甲烷 为溶剂,
反应 0.17h,
以65%的产率得到N-[6-[(2-decoxy-3,4-dioxocyclobuten-1-yl)amino]hexyl]-6-[[(2S)-2-(hexanoylamino)-3-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxypropanoyl]amino]hexanamide