8-isopropyl-2-(3-methanesulfonyl-5-methylaminophenylamino)-5-methyl-7,8-dihydro-5H-pteridin-6-one 、
苯乙酰氯 在
三乙胺 作用下,
以
1,4-二氧六环 为溶剂,
以33.5%的产率得到N-methyl-N-[3-[(5-methyl-6-oxo-8-propan-2-yl-7H-pteridin-2-yl)amino]-5-methylsulfonylphenyl]-2-phenylacetamide