发明人郭海燕,李文辉,刘建华. "Method for the Synthesis of methyl quinuclidine-4-carboxylate;hydrochloride" [P]. 中国发明专利, 专利号 CN 112954625 B, 授权公告日 2021-08-10.
发明人张德明,周伟,郭海燕. "A Process for Preparing High-Purity methyl quinuclidine-4-carboxylate;hydrochloride" [P]. 中国发明专利, 专利号 CN 115410041 A, 授权公告日 2021-11-02.
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