发明人何建平,周伟,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112600850 A, 授权公告日 2024-10-11.
发明人马晓峰,沈红梅,郑宇鹏. "Method for the Synthesis of 3-Difluoromethanesulfonylthiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114811386 A, 授权公告日 2021-05-03.
发明人朱建伟,张德明,黄志刚. "A Process for Preparing High-Purity 3-Difluoromethanesulfonylthiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115773982 A, 授权公告日 2024-11-13.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2017, 842, (10), 279-309.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2025, 2044, 3033-3059.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3-Difluoromethanesulfonylthiophene-2-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2014, 409, 2920-2935.