发明人刘建华,郑宇鹏,黄志刚. "Method for the Synthesis of Conivaptan Impurity 2" [P]. 中国发明专利, 专利号 CN 115538825 B, 授权公告日 2022-03-06.
Chen K W, Schröder R, Klinger H. "A Process for Preparing High-Purity Conivaptan Impurity 2" [P]. US Patent, US 10228420 B2, 2020-08-07.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 考尼伐坦杂质2 in Pharmaceutical Formulations". Biomed. Chromatogr., 2025, 1429, 7897-7912.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 考尼伐坦杂质2 as an Impurity". Phytochemistry, 2022, 114, 4288-4303.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Conivaptan Impurity 2 Using HRMS and NMR". Molecules, 2022, 895, (3), 6989-6996.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate 考尼伐坦杂质2 Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2014, 1705, 3521-3526.