8-(benzyloxy)-6-(hydroxy(5-methylthiophen-2-yl)methyl)quinazolin-4(3H)-one 在
manganese dioxide silica gel 、
methanol-dichloromethane 作用下,
以
二氯甲烷 为溶剂,
反应 16.0h,
以yielded the title compound as white solid (0.05 g, 93%)的产率得到8-(benzyloxy)-6-(5-methylthiophene-2-carbonyl)quinazolin-4(3H)-one