3-Methyl-4-oxo-5-(2-piperidin-1-yl-ethyl)-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c] azepine-2-carbaldehyde 、
5-溴氧化吲哚 在
2-(5-bromo-2-oxo-1,2-dihydro-indol-3-ylidenemethyl)-3-methyl-5-(2-piperidin-1-yl-ethyl)-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one 作用下,
以to obtain 2-(5-bromo-2-oxo-1,2-dihydro-indol-3-ylidenemethyl)-3-methyl-5-(2-piperidin-1-yl-ethyl)-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one 36 (43 mg, yield 57.6%) as a yellow solid的产率得到2-(5-bromo-2-oxo-1,2-dihydro-indol-3-ylidenemethyl)-3-methyl-5-(2-piperidin-1-yl-ethyl)-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one