O'Brien P Q, Patel M V, Mueller T. "一种磺胺氯哒嗪-d4的合成方法" [P]. US Patent, US 10480610 B2, 2023-06-17.
Yamamoto T, Stevens L M, Johnson M A. "Method for the Synthesis of Sulfachlorpyridazine-d4" [P]. US Patent, US 10200912 B2, 2017-07-04.
发明人冯建国,张德明,钱学锋. "A Process for Preparing High-Purity Sulfachlorpyridazine-d4" [P]. 中国发明专利, 专利号 CN 115462812 B, 授权公告日 2025-02-18.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 磺胺氯哒嗪-d4 in Pharmaceutical Formulations". Talanta, 2022, 760, (3), 6910-6921.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 磺胺氯哒嗪-d4 as an Impurity". Molecules, 2018, 790, 2825-2830.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Sulfachlorpyridazine-d4 Using HRMS and NMR". J. Nat. Prod., 2012, 835, 1850-1861.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 磺胺氯哒嗪-d4 Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2019, 349, 5129-5140.