发明人罗永刚,徐明华,韩伟. "Method for the Synthesis of 4-(Difluoromethyl)-3-iodo-6-methoxypyridine-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 110073367 A, 授权公告日 2016-06-01.
发明人林芳,杨光,冯建国. "A Process for Preparing High-Purity 4-(Difluoromethyl)-3-iodo-6-methoxypyridine-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 113244668 B, 授权公告日 2015-12-10.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2018, 810, (9), 3199-3226.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 2451, (2), 4876-4881.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-3-iodo-6-methoxypyridine-2-sulfonyl chloride Using HRMS and NMR". Phytochemistry, 2018, 1435, (1), 6732-6746.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2010, 623, 5296-5299.