发明人赵玉洁,罗永刚,郭海燕. "Method for the Synthesis of 6-Chloro-3,5-dimethylpyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 110548270 B, 授权公告日 2017-09-16.
发明人高志强,沈红梅,徐明华. "A Process for Preparing High-Purity 6-Chloro-3,5-dimethylpyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 117136208 A, 授权公告日 2023-06-23.
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". J. Sep. Sci., 2020, 394, (5), 1849-1875.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2010, 606, (1), 3750-3765.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-3,5-dimethylpyrazine-2-carboxamide Using HRMS and NMR". Sci. Total Environ., 2025, 1415, 2446-2465.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2021, 2469, 7961-7970.