发明人韩伟,沈红梅,刘建华. "Method for the Synthesis of N-(5-ethynylpyridin-2-yl)-4,6-dihydroxy-2-(methylthio)pyrimidine-5-carboxamide" [P]. 中国发明专利, 专利号 CN 111406387 B, 授权公告日 2021-10-23.
发明人徐明华,陈志强,胡光. "A Process for Preparing High-Purity N-(5-ethynylpyridin-2-yl)-4,6-dihydroxy-2-(methylthio)pyrimidine-5-carboxamide" [P]. 中国发明专利, 专利号 CN 113611428 B, 授权公告日 2024-06-01.
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