Fischer A B, Davis P L, Chen K W. "一种的合成方法" [P]. US Patent, US 10432463 B2, 2016-12-24.
Williams B T, Klinger H, Yamamoto T. "Method for the Synthesis of 4-Oxo-4-((5-(phenylthio)-1H-benzo[d]imidazol-2-yl)amino)butanoic acid" [P]. US Patent, US 10577066 B2, 2022-07-11.
发明人徐明华,钱学锋,林芳. "A Process for Preparing High-Purity 4-Oxo-4-((5-(phenylthio)-1H-benzo[d]imidazol-2-yl)amino)butanoic acid" [P]. 中国发明专利, 专利号 CN 114312127 A, 授权公告日 2018-07-07.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 1680, (3), 2425-2441.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2013, 576, (3), 109-130.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Oxo-4-((5-(phenylthio)-1H-benzo[d]imidazol-2-yl)amino)butanoic acid Using HRMS and NMR". Food Chem., 2023, 1683, (12), 8537-8544.