发明人罗永刚,沈红梅,王建平. "Method for the Synthesis of 5-methyl-4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115641663 B, 授权公告日 2024-02-23.
发明人陈志强,赵玉洁,孙丽萍. "A Process for Preparing High-Purity 5-methyl-4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111022270 B, 授权公告日 2017-03-27.
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