发明人何建平,周伟,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109548573 A, 授权公告日 2022-11-14.
发明人李文辉,唐晓军,朱建伟. "Method for the Synthesis of Tert-butyl (6S,9aR)-6-methyloctahydro-2H-pyrazino[1,2-a]pyrazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117896306 B, 授权公告日 2025-01-05.
发明人徐明华,钱学锋,沈红梅. "A Process for Preparing High-Purity Tert-butyl (6S,9aR)-6-methyloctahydro-2H-pyrazino[1,2-a]pyrazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111570940 B, 授权公告日 2022-05-17.
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