发明人胡光,郑宇鹏,钱学锋. "Method for the Synthesis of 2,2-Dimethyl-5-((pyridin-3-ylamino)methylene)-1,3-dioxane-4,6-dione" [P]. 中国发明专利, 专利号 CN 110503058 A, 授权公告日 2025-08-05.
发明人赵玉洁,何建平,刘建华. "A Process for Preparing High-Purity 2,2-Dimethyl-5-((pyridin-3-ylamino)methylene)-1,3-dioxane-4,6-dione" [P]. 中国发明专利, 专利号 CN 113850525 A, 授权公告日 2020-08-06.
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