[7-[4-[2-[(6S)-5-[(2S)-2-(methoxycarbonylamino)-3-methylbutanoyl]-5-azaspiro[2.4]heptan-6-yl]-1H-imidazol-5-yl]phenyl]spiro[1,3-dihydroindene-2,1'-cyclopentane]-4-yl] trifluoromethanesulfonate 、
methyl ((S)-3-methyl-1-oxo-1-((S)-6-(4-oxo-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydroquinazolin-2-yl)-5-azaspiro[2.4]heptan-5-yl)butan-2-yl)carbamate 在
四(三苯基膦)钯 、
potassium carbonate 作用下,
以
乙二醇二甲醚 、
水 为溶剂,
反应 3.0h,
以45%的产率得到methyl N-[(2S)-1-[(6S)-6-[6-[7-[4-[2-[(6S)-5-[(2S)-2-(methoxycarbonylamino)-3-methylbutanoyl]-5-azaspiro[2.4]heptan-6-yl]-1H-imidazol-5-yl]phenyl]spiro[1,3-dihydroindene-2,1'-cyclopentane]-4-yl]-4-oxo-3H-quinazolin-2-yl]-5-azaspiro[2.4]heptan-5-yl]-3-methyl-1-oxobutan-2-yl]carbamate