4-amino-6-benzyl-3-(2-(1-(4-chlorophenyl)ethylidene)hydrazinyl)-1,2,4-triazin-5(4H)-one 、
乙酸酐 反应 10.0h,
以65%的产率得到2-acetyl-8-(N,N-diacetylamino)-3-(4-chlorophenyl)-6-(4-methoxybenzyl)-3-methyl-7-oxo-2,3-dihydro-7H-[1,2,4]triazolo[4,3-b][1,2,4]triazine