发明人赵玉洁,周伟,冯建国. "Method for the Synthesis of 2-(Tert-butyl) 5-methyl 2-azaspiro[3.4]Octane-2,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 112561921 B, 授权公告日 2015-08-23.
发明人赵玉洁,韩伟,李文辉. "A Process for Preparing High-Purity 2-(Tert-butyl) 5-methyl 2-azaspiro[3.4]Octane-2,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116685116 A, 授权公告日 2025-05-25.
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