发明人郭海燕,罗永刚,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117273704 A, 授权公告日 2023-03-18.
发明人冯建国,高志强,孙丽萍. "Method for the Synthesis of Sodium 5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfinate" [P]. 中国发明专利, 专利号 CN 112131402 B, 授权公告日 2025-03-23.
Chen K W, Park J H, Kumar R. "A Process for Preparing High-Purity Sodium 5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfinate" [P]. US Patent, US 11668188 B2, 2020-11-05.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2011, 1658, 1867-1892.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2017, 845, (11), 1091-1120.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Sodium 5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfinate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 1738, (4), 9363-9379.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2018, 906, (1), 2619-2642.