发明人唐晓军,高志强,陈志强. "Method for the Synthesis of 2-Formyl-1-benzothiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109491939 B, 授权公告日 2016-08-09.
发明人唐晓军,高志强,张德明. "A Process for Preparing High-Purity 2-Formyl-1-benzothiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114447984 A, 授权公告日 2018-10-10.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2024, 2271, 8096-8110.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2023, 2005, (10), 132-147.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-Formyl-1-benzothiophene-3-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 744, (9), 6115-6132.