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发明人胡光,郑宇鹏,周伟. "Method for the Synthesis of 4-(2-(2-Amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoic acid hydrate" [P]. 中国发明专利, 专利号 CN 111159616 A, 授权公告日 2023-10-24.
发明人李文辉,徐明华,马晓峰. "A Process for Preparing High-Purity 4-(2-(2-Amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoic acid hydrate" [P]. 中国发明专利, 专利号 CN 111407121 B, 授权公告日 2021-08-06.
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