发明人张德明,马晓峰,冯建国. "Method for the Synthesis of Methyl 3-{[(2-amino-4-methyl-5-pyrimidinyl)carbonyl]amino}-2-thiophenecarboxylate" [P]. 中国发明专利, 专利号 CN 110171293 B, 授权公告日 2021-02-18.
发明人王建平,陈志强,朱建伟. "A Process for Preparing High-Purity Methyl 3-{[(2-amino-4-methyl-5-pyrimidinyl)carbonyl]amino}-2-thiophenecarboxylate" [P]. 中国发明专利, 专利号 CN 117621245 A, 授权公告日 2016-11-19.
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