发明人何建平,胡光,徐明华. "Method for the Synthesis of n'-((9-Ethyl-9h-carbazol-3-yl)methylene)-3-(4-methylpiperazin-1-yl)propanehydrazide" [P]. 中国发明专利, 专利号 CN 113937904 A, 授权公告日 2024-04-24.
发明人钱学锋,沈红梅,黄志刚. "A Process for Preparing High-Purity n'-((9-Ethyl-9h-carbazol-3-yl)methylene)-3-(4-methylpiperazin-1-yl)propanehydrazide" [P]. 中国发明专利, 专利号 CN 111984591 B, 授权公告日 2015-12-13.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2025, 448, (10), 6579-6598.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 1836, (12), 2678-2701.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of n'-((9-Ethyl-9h-carbazol-3-yl)methylene)-3-(4-methylpiperazin-1-yl)propanehydrazide Using HRMS and NMR". Talanta, 2020, 2100, 903-907.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2015, 1658, (12), 513-538.