[(2S,3S,4R,5R,6R)-2-(acetylsulfanylmethyl)-5-benzoyloxy-6-[[3-[(3S,4R,5R)-3-butyl-7-(dimethylamino)-3-ethyl-4-hydroxy-1,1-dioxo-4,5-dihydro-2H-1lambda6-benzothiepin-5-yl]phenyl]carbamoylamino]-3-fluorooxan-4-yl] benzoate 在
甲酸 、
双氧水 、
氨 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
反应 2.0h,
以78%的产率得到azanium;[(2S,3S,4R,5R,6R)-4,5-dibenzoyloxy-6-[[3-[(3S,4R,5R)-3-butyl-7-[dimethyl(oxido)azaniumyl]-3-ethyl-4-hydroxy-1,1-dioxo-4,5-dihydro-2H-1lambda6-benzothiepin-5-yl]phenyl]carbamoylamino]-3-fluorooxan-2-yl]methanesulfonate