(Z)-2-acetylamino-7-methoxy-6-[2-methyl-5-N-(3-trifluoromethylphenyl)carbamoylphenyl]quinazoline-8-(N'-hydroxycarboximidamide) 在
camphor-10-sulfonic acid 作用下,
以
乙醇 为溶剂,
反应 6.0h,
以57%的产率得到2-amino-7-methoxy-8-(5-methyl-1,2,4-oxadiazol-3-yl)-6-[2-methyl-5-N-(3-trifluoromethylphenyl)carbamoylphenyl]quinazoline