发明人赵玉洁,张德明,孙丽萍. "Method for the Synthesis of 9-(4-Nitrophenyl)-9H-purin-6-amine" [P]. 中国发明专利, 专利号 CN 116099762 A, 授权公告日 2023-10-05.
Kumar R, Fischer A B, Chen K W. "A Process for Preparing High-Purity 9-(4-Nitrophenyl)-9H-purin-6-amine" [P]. US Patent, US 10035035 B2, 2015-04-15.
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