Johnson M A, Anderson J P, Davis P L. "一种的合成方法" [P]. US Patent, US 10852583 B2, 2025-10-06.
发明人周伟,杨光,徐明华. "Method for the Synthesis of 1-Ethyl-4-prolylpiperazine hydrochloride" [P]. 中国发明专利, 专利号 CN 111934710 B, 授权公告日 2024-08-08.
发明人朱建伟,徐明华,杨光. "A Process for Preparing High-Purity 1-Ethyl-4-prolylpiperazine hydrochloride" [P]. 中国发明专利, 专利号 CN 114995738 B, 授权公告日 2022-02-18.
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". Anal. Chem., 2024, 2083, 7184-7209.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 337, 6713-6734.