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发明人罗永刚,张德明,陈志强. "Method for the Synthesis of 2-Chloro-9-methyl-6-morpholino-9H-purine-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112134234 B, 授权公告日 2025-10-26.
发明人李文辉,周伟,沈红梅. "A Process for Preparing High-Purity 2-Chloro-9-methyl-6-morpholino-9H-purine-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108558773 A, 授权公告日 2024-04-05.
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