[(2R,3S)-4-[[(3S,4R,5S)-1-[(3S,4S,5R)-6-[tert-butyl(dimethyl)silyl]oxy-4-(methoxymethoxy)-2,5-dimethylhexan-3-yl]oxy-5-methyl-1-oxo-3-tri(propan-2-yl)silyloxyheptan-4-yl]amino]-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-oxobutan-2-yl] (3S)-2-[(2S)-1-[(2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]pyrrolidine-2-carbonyl]-3,4-dihydro-1H-isoquinoline-3-carboxylate 在
溶剂黄146 作用下,
以
四氢呋喃 为溶剂,
反应 16.0h,
以83%的产率得到[(2R,3S)-4-[[(3S,4R,5S)-1-[(3S,4S,5R)-6-hydroxy-4-(methoxymethoxy)-2,5-dimethylhexan-3-yl]oxy-5-methyl-1-oxo-3-tri(propan-2-yl)silyloxyheptan-4-yl]amino]-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-oxobutan-2-yl] (3S)-2-[(2S)-1-[(2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]pyrrolidine-2-carbonyl]-3,4-dihydro-1H-isoquinoline-3-carboxylate