N-[(1S,2R)-2-amino-3-(dimethylamino)-1-phenylpropyl]methanesulfonamide 、 3-(dimethylamino)-5-[3-[[(3S,4R,5R)-4-[(1S)-1-hydroxyethyl]-5-(hydroxymethyl)-3-[[(1S,2S,3S,5R)-2,6,6-trimethyl-3-bicyclo[3.1.1]heptanyl]carbamoyl]-1,2-oxazolidin-2-yl]methyl]-2-methoxyphenyl]benzoic acid 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、
三乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 0.5h,
以27.8%的产率得到(3S,4R,5R)-2-[[3-[3-(dimethylamino)-5-[[(1S,2R)-3-(dimethylamino)-1-(methanesulfonamido)-1-phenylpropan-2-yl]carbamoyl]phenyl]-2-methoxyphenyl]methyl]-4-[(1S)-1-hydroxyethyl]-5-(hydroxymethyl)-N-[(1S,2S,3S,5R)-2,6,6-trimethyl-3-bicyclo[3.1.1]heptanyl]-1,2-oxazolidine-3-carboxamide