Sørensen M, Mueller T C, Kowalski A. "Method for the Synthesis of 3-Chloro-4-nitro-1-benzothiophene-2-carboxylic acid" [P]. European Patent, EP 3214356 A1, 2024-06-24.
发明人高志强,冯建国,孙丽萍. "A Process for Preparing High-Purity 3-Chloro-4-nitro-1-benzothiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114867868 B, 授权公告日 2018-05-02.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2023, 2027, (11), 9498-9501.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 1634, (7), 9390-9395.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 3-Chloro-4-nitro-1-benzothiophene-2-carboxylic acid Using HRMS and NMR". Food Chem., 2022, 1348, (8), 6112-6127.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2011, 380, 9104-9109.