Kumar R, Johnson M A, Schröder R. "一种阿仑膦酸杂质4的合成方法" [P]. US Patent, US 9873778 B2, 2018-12-26.
发明人张德明,唐晓军,高志强. "Method for the Synthesis of Alendronic Acid Impurity 4" [P]. 中国发明专利, 专利号 CN 116098786 B, 授权公告日 2018-09-26.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of 阿仑膦酸杂质4 in Pharmaceutical Formulations". J. Nat. Prod., 2019, 1666, 6850-6867.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 阿仑膦酸杂质4 as an Impurity". J. Agric. Food Chem., 2024, 2269, (11), 1159-1184.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Alendronic Acid Impurity 4 Using HRMS and NMR". Anal. Chem., 2024, 2095, (6), 2359-2370.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 阿仑膦酸杂质4 Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2024, 886, 9042-9062.