tert-butyl (1R)-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoindoline-2-carboxylate 、 tert-butyl N-({7-bromo-5-cyclopropyl-6-methyl-4-oxo-[1 ,3]oxazolo[4,5-c]quinolin-2- yl}methyl)carbamate 在
XPhos Pd G2 、
2-二环己基磷-2,4,6-三异丙基联苯 作用下,
生成 tert-butyl (1S)-5-[2-({[(tert-butoxy)carbonyl]amino}methyl)-5-cyclopropyl-6-methyl-4-oxo-oxazolo[4,5-c]quinolin-7-yl]-1-methyl-2,3-dihydro-1H-isoindole-2-carboxylate