Rossi M, Mueller T C, Johansson L. "一种的合成方法" [P]. European Patent, EP 3248985 A1, 2024-01-22.
发明人杨光,罗永刚,徐明华. "Method for the Synthesis of 3-Ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione" [P]. 中国发明专利, 专利号 CN 111097299 A, 授权公告日 2018-06-08.
Martínez F, Nielsen H, Kowalski A. "A Process for Preparing High-Purity 3-Ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione" [P]. European Patent, EP 3053574 A1, 2018-08-20.
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