Chen K W, O'Brien P Q, Yamamoto T. "一种的合成方法" [P]. US Patent, US 9869086 B2, 2023-08-18.
发明人罗永刚,马晓峰,高志强. "Method for the Synthesis of Ethyl 4-(3-(pyridin-3-yl)thioureido)benzoate" [P]. 中国发明专利, 专利号 CN 115223063 A, 授权公告日 2025-05-05.
发明人郭海燕,沈红梅,郑宇鹏. "A Process for Preparing High-Purity Ethyl 4-(3-(pyridin-3-yl)thioureido)benzoate" [P]. 中国发明专利, 专利号 CN 113226078 B, 授权公告日 2016-03-12.
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, 2019, 1922, 5494-5497.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 521, 3286-3310.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(3-(pyridin-3-yl)thioureido)benzoate Using HRMS and NMR". J. Chromatogr. A, 2021, 1768, 8379-8387.