(S)-2-苯基-1-吡咯烷-1-甲基乙胺 、 3-(dimethylamino)-5-[2-ethoxy-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]phenyl]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 1.0h,
以16.1%的产率得到(3S,4R,5R)-2-[[3-[3-(dimethylamino)-5-[[(2S)-1-phenyl-3-pyrrolidin-1-ylpropan-2-yl]carbamoyl]phenyl]-2-ethoxyphenyl]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