发明人朱建伟,钱学锋,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113723273 A, 授权公告日 2020-06-02.
发明人黄志刚,杨光,冯建国. "Method for the Synthesis of Methyl 6-amino-5-cyano-4-(4-ethoxyphenyl)-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117418433 B, 授权公告日 2022-01-20.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2013, 1414, (8), 3475-3499.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2024, 156, (6), 2132-2140.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 6-amino-5-cyano-4-(4-ethoxyphenyl)-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2023, 221, 8302-8322.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2023, 1753, 7230-7255.