917969-25-6
[3-chloro-4-(4-methylphenyl)pyridin-2-yl]hydrazine
+
32315-10-9
二(三氯甲基)碳酸酯
→
917969-26-7
8-chloro-7-(4-methylphenyl)-2H-[1,2,4]triazolo[4,3-a]pyridin-3-one