发明人何建平,马晓峰,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116244067 A, 授权公告日 2018-09-13.
发明人罗永刚,郑宇鹏,李文辉. "Method for the Synthesis of 2-((2-(4-Chlorophenyl)-6,7-dihydro-5h-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 108388901 B, 授权公告日 2016-04-06.
发明人陈志强,冯建国,胡光. "A Process for Preparing High-Purity 2-((2-(4-Chlorophenyl)-6,7-dihydro-5h-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 109223107 B, 授权公告日 2024-06-16.
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