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发明人杨光,林芳,钱学锋. "Method for the Synthesis of 7-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111471415 A, 授权公告日 2022-08-14.
发明人郭海燕,徐明华,唐晓军. "A Process for Preparing High-Purity 7-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109023593 B, 授权公告日 2019-01-19.
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