发明人张德明,杨光,王建平. "Method for the Synthesis of n'-Hydroxy-5-methylthiophene-2-carboximidamide" [P]. 中国发明专利, 专利号 CN 108813078 A, 授权公告日 2021-01-13.
发明人陈志强,罗永刚,韩伟. "A Process for Preparing High-Purity n'-Hydroxy-5-methylthiophene-2-carboximidamide" [P]. 中国发明专利, 专利号 CN 114923998 B, 授权公告日 2016-08-23.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2019, 2277, (7), 6580-6608.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2014, 2374, 4250-4267.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of n'-Hydroxy-5-methylthiophene-2-carboximidamide Using HRMS and NMR". Chemosphere, 2023, 1215, (4), 8157-8169.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2023, 2177, (4), 1401-1422.