4-Chlor-3-nitro-2,6-pyridindicarbaminsaeure-diethylester 在
镍 氢气 、
异丙醇 作用下,
反应 72.0h,
以to give 250 mg of (7-chloro-2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-5-yl)-carbamic acid ethyl ester as a gray solid的产率得到(7-chloro-2-oxo-2,3-dihydro-1
H-imidazo[4,5-
b]pyridin-5-yl)-carbamic acid ethyl ester