7-bromo-6-((S)-2-methylpyrrolidine-1-carbonyl)-3,4-dihydro-1H-pyrrolo[2,1-c][1,4]oxazine-8-carboxylic acid [(R)-1-(6-trifluoromethylpyridin-3-yl)propyl]amide 、
四甲基锡 在
tetrakis(triphenylphosphino)palladium(0) crude product 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 1.0h,
以to give 45 mg (92%) of 7-methyl-6-((S)-2-methyl-pyrrolidine-1-carbonyl)-3,4-dihydro-1H-pyrrolo[2,1-c][1,4]oxazine-8-carboxylic acid [(R)-1-(6-trifluoromethyl-pyridin-3-yl)-propyl]-amide的产率得到7-methyl-6-((S)-2-methylpyrrolidine-1-carbonyl)-3,4-dihydro-1H-pyrrolo[2,1-c][1,4]oxazine-8-carboxylic acid [(R)-1-(6-trifluoromethylpyridin-3-yl)propyl]amide