3-(3-{4-[6-(tert-butoxycarbonylmethylamino)purin-9-yl]phenyl}ureido)-5-(trifluoromethyl)benzoic acid benzyl ester 在
palladium 10% on activated carbon
氢气 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以95%的产率得到3-(3-{4-[6-(tert-butoxycarbonylmethylamino)-purin-9-yl]phenyl}ureido)-5-(trifluoromethyl)benzoic acid