3-[4-[3-[4-(dimethylamino)phenyl]prop-2-enoyl]phenyl]spiro[1H-quinazoline-2,1'-cyclohexane]-4-one 、
溶剂黄146 在
hydrazine hydrate 作用下,
反应 4.0h,
以60%的产率得到spiro[(2H,3H)-3-(4-(5-p-N,N-dimethylaminophenyl-4,5-dihydro-1-acetylpyrazol-3-yl)phenyl)quinazoline-2,1'-cyclohexan]-4(1H)-one