O'Brien P Q, Johnson M A, Williams B T. "一种的合成方法" [P]. US Patent, US 10171796 B2, 2024-06-14.
发明人高志强,李文辉,钱学锋. "Method for the Synthesis of 2-Nitrothiophene-3,4-dicarboxylic acid" [P]. 中国发明专利, 专利号 CN 108230815 B, 授权公告日 2020-03-09.
发明人马晓峰,朱建伟,冯建国. "A Process for Preparing High-Purity 2-Nitrothiophene-3,4-dicarboxylic acid" [P]. 中国发明专利, 专利号 CN 117329496 B, 授权公告日 2021-02-27.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2020, 1918, 5361-5376.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2014, 931, (11), 9512-9532.