Lee S K, Davis P L, Brown S R. "一种的合成方法" [P]. US Patent, US 9563204 B2, 2025-01-10.
发明人郑宇鹏,林芳,赵玉洁. "Method for the Synthesis of Ethyl 5-amino-3-isopropyl-1-methyl-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114984778 A, 授权公告日 2024-07-01.
Johnson M A, Mueller T, Lee S K. "A Process for Preparing High-Purity Ethyl 5-amino-3-isopropyl-1-methyl-1H-pyrazole-4-carboxylate" [P]. US Patent, US 9940108 B2, 2024-10-19.
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". Anal. Methods, 2023, 2395, (1), 7138-7164.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 2029, 8077-8100.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-amino-3-isopropyl-1-methyl-1H-pyrazole-4-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2021, 890, (5), 8306-8311.