发明人孙丽萍,马晓峰,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109114051 A, 授权公告日 2025-12-16.
发明人何建平,李文辉,马晓峰. "Method for the Synthesis of Pioglitazone Amino Impurity" [P]. 中国发明专利, 专利号 CN 108723205 A, 授权公告日 2015-04-18.
发明人韩伟,陈志强,马晓峰. "A Process for Preparing High-Purity Pioglitazone Amino Impurity" [P]. 中国发明专利, 专利号 CN 113666106 B, 授权公告日 2019-02-20.
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 in Pharmaceutical Formulations". Anal. Chim. Acta, 2023, 2279, (11), 2260-2269.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 751, (3), 2452-2471.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Pioglitazone Amino Impurity Using HRMS and NMR". J. Chromatogr. A, 2020, 918, 9897-9913.