8-[2'-(2-tert-Butyl-2H-tetrazol-5-yl)-biphenyl-4-ylmethyl]-5-hydroxy-2-methoxymethyl-4-methyl-8H-pyrido[2,3-d]pyrimidin-7-one 在
三溴化硼 作用下,
以
二氯甲烷 为溶剂,
反应 2.5h,
以72.5%的产率得到8-[2'-(2-tert-Butyl-2H-tetrazol-5-yl)-biphenyl-4-ylmethyl]-5-hydroxy-2-hydroxymethyl-4-methyl-8H-pyrido[2,3-d]pyrimidin-7-one