tert-butyl 3-(5-(5-bromo-3-(2-methylpyridin-3-yloxy)pyridin-2-ylamino)-1,2,4-thiadiazol-3-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate 、
巯基乙酸甲酯 以afforded tert-butyl 3-(5-(5-(2-methoxy-2-oxoethylthio)-3-(2-methylpyridin-3-yloxy)pyridin-2-ylamino)-1,2,4-thiadiazol-3-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate (461 mg, 0.770 mmol, 83.9% yield)的产率得到tert-butyl 3-(5-(5-(2-methoxy-2-oxoethylthio)-3-(2-methylpyridin-3-yloxy)pyridin-2-ylamino)-1,2,4-thiadiazol-3-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate