发明人林芳,王建平,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110118329 A, 授权公告日 2018-03-24.
发明人杨光,张德明,郭海燕. "Method for the Synthesis of 4-[[(1,1-Dimethylethoxy)carbonyl]amino]-3-methyl-5-isothiazolecarboxylic acid" [P]. 中国发明专利, 专利号 CN 108953323 A, 授权公告日 2018-03-12.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 792, 9858-9861.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 252, (7), 1971-1979.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-[[(1,1-Dimethylethoxy)carbonyl]amino]-3-methyl-5-isothiazolecarboxylic acid Using HRMS and NMR". Anal. Chem., 2019, 554, (5), 279-296.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2019, 1523, 8010-8022.