发明人黄志刚,胡光,唐晓军. "Method for the Synthesis of 4-Ethoxy-3-(3-(4-fluorophenyl)ureido)benzene-1-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 116430551 A, 授权公告日 2020-01-01.
发明人刘建华,冯建国,沈红梅. "A Process for Preparing High-Purity 4-Ethoxy-3-(3-(4-fluorophenyl)ureido)benzene-1-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 109374616 B, 授权公告日 2021-06-10.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of 4-乙氧基-3-(3-(4-氟苯基)脲基)苯-1-磺酰氯 in Pharmaceutical Formulations". Anal. Chim. Acta, 2025, 980, 2664-2688.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-乙氧基-3-(3-(4-氟苯基)脲基)苯-1-磺酰氯 as an Impurity". Chromatographia, 2022, 1918, (1), 2819-2849.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethoxy-3-(3-(4-fluorophenyl)ureido)benzene-1-sulfonyl chloride Using HRMS and NMR". Anal. Chem., 2020, 725, 97-106.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 4-乙氧基-3-(3-(4-氟苯基)脲基)苯-1-磺酰氯 Profile in Drug Substances According to ICH Guidelines". Talanta, 2010, 80, (2), 5734-5756.