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发明人何建平,孙丽萍,罗永刚. "Method for the Synthesis of 2-((4-Methyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 113696695 B, 授权公告日 2016-11-20.
发明人张德明,周伟,马晓峰. "A Process for Preparing High-Purity 2-((4-Methyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 115838950 B, 授权公告日 2015-11-08.
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