发明人王建平,唐晓军,高志强. "Method for the Synthesis of Methyl (1r,4r)-4-(methylamino)cyclohexane-1-carboxylate" [P]. 中国发明专利, 专利号 CN 108943984 B, 授权公告日 2019-03-27.
发明人陈志强,高志强,韩伟. "A Process for Preparing High-Purity Methyl (1r,4r)-4-(methylamino)cyclohexane-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113156479 B, 授权公告日 2015-08-18.
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