发明人刘建华,赵玉洁,黄志刚. "Method for the Synthesis of Tert-butyl 2-(hydroxymethyl)-4-(1H-pyrazol-1-yl)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110171458 A, 授权公告日 2020-02-19.
发明人刘建华,黄志刚,郭海燕. "A Process for Preparing High-Purity Tert-butyl 2-(hydroxymethyl)-4-(1H-pyrazol-1-yl)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115614826 B, 授权公告日 2023-08-19.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2010, 1853, 5221-5242.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2019, 2277, 6729-6750.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 2-(hydroxymethyl)-4-(1H-pyrazol-1-yl)piperidine-1-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2010, 470, (1), 6698-6715.