3-methyl-5-[3-(2-piperidin-1-yl-ethylamino)-propyl]-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester 、
三甲基铝 在
ice water 、
氩 、 Brine 、
乙酸乙酯 、
magnesium sulfate 、
3-methyl-4-oxo-5-(2-piperidin-1-yl-ethyl)-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c] azepine-2-carboxylic acid tert-butyl ester 作用下,
以
甲苯 为溶剂,
反应 3.58h,
以to obtain the title compound 3-methyl-4-oxo-5-(2-piperidin-1-yl-ethyl)-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c]azepine-2-carboxylic acid tert-butyl ester 32b (105 mg) as a colorless oil的产率得到3-methyl-4-oxo-5-(2-piperidin-1-yl-ethyl)-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c] azepine-2-carboxylic acid tert-butyl ester