发明人冯建国,周伟,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112193697 A, 授权公告日 2022-01-11.
Sørensen M, Schröder R, Lefèvre J P. "Method for the Synthesis of Thiophene-2-sulfonic acid" [P]. European Patent, EP 3581478 A1, 2015-11-20.
Nielsen H, Mueller T C, Jørgensen K. "A Process for Preparing High-Purity Thiophene-2-sulfonic acid" [P]. European Patent, EP 3784029 A1, 2019-09-04.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2016, 581, (6), 7340-7355.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 1912, 9148-9169.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Thiophene-2-sulfonic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 440, 9923-9928.