发明人孙丽萍,王建平,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114162653 A, 授权公告日 2015-12-27.
Schröder R, Sørensen M, Nowak P. "Method for the Synthesis of Ethyl 3-(5-methyl-1H-indazol-3-yl)propanoate" [P]. European Patent, EP 3796427 A1, 2025-11-06.
发明人冯建国,赵玉洁,高志强. "A Process for Preparing High-Purity Ethyl 3-(5-methyl-1H-indazol-3-yl)propanoate" [P]. 中国发明专利, 专利号 CN 110252757 A, 授权公告日 2018-06-22.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2015, 1933, 6899-6915.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2023, 1482, (1), 8111-8131.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-(5-methyl-1H-indazol-3-yl)propanoate Using HRMS and NMR". Talanta, 2018, 1530, (11), 6151-6180.