发明人郑宇鹏,李文辉,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110854650 A, 授权公告日 2017-03-03.
Roberts E F, Fischer A B, Brown S R. "Method for the Synthesis of Ethylhydrocupreine Hydrochloride" [P]. US Patent, US 10541505 B2, 2023-08-26.
O'Brien P Q, Hughes D C, Stevens L M. "A Process for Preparing High-Purity Ethylhydrocupreine Hydrochloride" [P]. US Patent, US 9739402 B2, 2024-02-12.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2014, 798, (12), 6950-6958.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 94, (3), 1231-1243.