Ming-Yan YANG, Lin-Jiong ZHANG, Zhao-Hui SUN, Xing-Hai LIU, Jian-Quan WENG, Cheng-Xia TAN, Bei-Zhen HU

Microwave-assisted synthesis of novel 8-chloro-[1,2,4]triazolo[4,3-a]pyridine derivatives

A series of novel 1,2,4-triazolo[4,3-a]pyridine derivatives were synthesized from 2,3-dichloropyridine and hydrazine hydrate as starting materials by multistep reactions under microwave assistance, and their structures were characterized by 1 H NMR, MS, and elemental analysis. This method provides several advantages such as high yields, facile work-up, and environmental friendliness.

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