发明人徐明华,冯建国,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108223932 A, 授权公告日 2025-02-19.
Nielsen H, Johansson L, Rossi M. "Method for the Synthesis of Diethyl 2-(1-(tert-butoxycarbonyl)piperidin-4-ylidene)malonate" [P]. European Patent, EP 3214196 A1, 2018-01-07.
发明人高志强,杨光,孙丽萍. "A Process for Preparing High-Purity Diethyl 2-(1-(tert-butoxycarbonyl)piperidin-4-ylidene)malonate" [P]. 中国发明专利, 专利号 CN 112771994 A, 授权公告日 2015-11-04.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2016, 1528, (9), 6034-6053.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2023, 504, (5), 7140-7160.