1-allyl-5,6-diamino-3-(4-chlorobenzyl)pyrimidine-2,4(1H,3H)-dione 、
1,2-环己二酮 在
magnesium sulfate 、 silica gel 作用下,
反应 0.08h,
以1.05 g (2.74 mmol, 69%) of the title compound was isolated as yellowish solid的产率得到1-allyl-3-(4-chlorobenzyl)-6,7,8,9-tetrahydrobenzo[g]pteridine-2,4(1H,3H)-dione