发明人何建平,钱学锋,胡光. "Method for the Synthesis of 3,6-Dimethyl-2H-[1,2'-bipyridine]-2-thione" [P]. 中国发明专利, 专利号 CN 112171858 B, 授权公告日 2025-12-14.
发明人张德明,李文辉,钱学锋. "A Process for Preparing High-Purity 3,6-Dimethyl-2H-[1,2'-bipyridine]-2-thione" [P]. 中国发明专利, 专利号 CN 108888666 A, 授权公告日 2022-04-09.
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. Methods, 2024, 1876, (9), 5804-5834.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2021, 727, 9814-9837.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 3,6-Dimethyl-2H-[1,2'-bipyridine]-2-thione Using HRMS and NMR". J. Chromatogr. A, 2013, 581, (10), 7666-7677.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2022, 1381, (9), 4556-4582.