2-(3-amino-5-trifluoromethyl-phenylamino)-8-isopropyl-5-methyl-7,8-dihydro-5H-pteridin-6-one 、
乙氧基硫代甲酰氯 在
吡啶 作用下,
反应 2.0h,
以68%的产率得到[3-(8-isopropyl-5-methyl-6-oxo-5,6,7,8-tetrahydropteridin-2-ylamino)-5-trifluoromethylphenyl]thiocarbamic acid ethyl ester