Катализируемый медью синтез 1, 5-триазолов. Источник: Brant C. Boren, Sridhar Narayan, Lars K. Rasmussen, Li Zhang, Haitao Zhao, Zhenyang Lin, Guochen Jia and Valery V. Fokin Ruthenium-Catalyzed Azide−Alkyne Cycloaddition: Scope and Mechanism // J. Am. Chem. Soc., 2008, 130 (28), pp 8923-8930 DOI: 10.1021/ja0749993.