发明人陈志强,张德明,王建平. "Method for the Synthesis of Ethyl 3-methoxy-4-(9H-purin-8-yl)benzoate" [P]. 中国发明专利, 专利号 CN 112177584 B, 授权公告日 2023-03-24.
发明人黄志刚,张德明,罗永刚. "A Process for Preparing High-Purity Ethyl 3-methoxy-4-(9H-purin-8-yl)benzoate" [P]. 中国发明专利, 专利号 CN 114849837 A, 授权公告日 2020-01-06.
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