Chen K W, Schröder R, Stevens L M. "一种的合成方法" [P]. US Patent, US 9291685 B2, 2025-04-28.
发明人郑宇鹏,韩伟,林芳. "Method for the Synthesis of 4-(4-Ethyl-5-methoxy-4-methyl-4H-pyrazol-3-yl)piperidine" [P]. 中国发明专利, 专利号 CN 117836710 B, 授权公告日 2022-11-10.
发明人刘建华,高志强,朱建伟. "A Process for Preparing High-Purity 4-(4-Ethyl-5-methoxy-4-methyl-4H-pyrazol-3-yl)piperidine" [P]. 中国发明专利, 专利号 CN 114192623 A, 授权公告日 2024-12-11.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2021, 2263, (1), 5813-5816.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2022, 1945, (6), 1641-1651.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-(4-Ethyl-5-methoxy-4-methyl-4H-pyrazol-3-yl)piperidine Using HRMS and NMR". Food Chem., 2025, 168, (10), 3976-4001.