发明人林芳,朱建伟,马晓峰. "Method for the Synthesis of (R)-1-Ethyl-3-methylhexahydropyrimidin-5-amine" [P]. 中国发明专利, 专利号 CN 109517979 B, 授权公告日 2025-09-16.
发明人李文辉,孙丽萍,张德明. "A Process for Preparing High-Purity (R)-1-Ethyl-3-methylhexahydropyrimidin-5-amine" [P]. 中国发明专利, 专利号 CN 108137650 B, 授权公告日 2015-07-23.
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