发明人王建平,张德明,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110814847 A, 授权公告日 2025-06-16.
发明人钱学锋,罗永刚,唐晓军. "Method for the Synthesis of 3-Ethyl-5-(2-(1-ethylpyrrolidin-2-ylidene)ethylidene)-2-thioxothiazolidin-4-one" [P]. 中国发明专利, 专利号 CN 115966726 B, 授权公告日 2023-05-12.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2024, 1335, 2351-2376.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 520, 7201-7206.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-5-(2-(1-ethylpyrrolidin-2-ylidene)ethylidene)-2-thioxothiazolidin-4-one Using HRMS and NMR". Chemosphere, 2016, 790, (6), 2118-2125.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2015, 1987, 7350-7369.