间硝基苯甲醛 、
5-(1-acetoxy-2-methylpropan-2-yl)-2-methyl-4-oxo-4,5-dihydro-1,3-oxazolium perchlorate 以
乙酸酐 、
溶剂黄146 为溶剂,
反应 0.5h,
以10%的产率得到Acetic acid 2-methyl-2-{2-[(E)-2-(3-nitro-phenyl)-vinyl]-4-oxo-4,5-dihydro-oxazol-5-yl}-propyl ester; compound with perchloric acid