4-[1-(6-methoxy-pyridin-3-yl)-5-(4-methylthio-pyridin-2-yl)pyrazole-3-carbonyl]piperazine-1-carboxylic acid tert-butyl ester 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
反应 4.33h,
以99%的产率得到4-[1-(6-methoxy-pyridin-3-yl)-5-(4-methylsulfonyl-pyridin-2-yl)pyrazole-3-carbonyl]piperazine-1-carboxylic acid tert-butyl ester