Brown S R, Thompson G K, Williams B T. "一种的合成方法" [P]. US Patent, US 11681429 B2, 2016-11-02.
发明人郑宇鹏,周伟,陈志强. "Method for the Synthesis of 4-(Dibutylamino)butanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 109008096 B, 授权公告日 2021-01-25.
发明人郑宇鹏,胡光,唐晓军. "A Process for Preparing High-Purity 4-(Dibutylamino)butanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 112020588 A, 授权公告日 2022-06-19.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2015, 1156, (3), 2402-2426.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2019, 1055, 3660-3664.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Dibutylamino)butanoic acid hydrochloride Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2019, 1948, (4), 6652-6674.