Lefèvre J P, Kowalski A, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3626609 A1, 2022-03-05.
Johnson M A, Davis P L, Lee S K. "Method for the Synthesis of tert-Butyl 3-(hydroxymethyl)-6,8-dihydro-5H-imidazo[1,2-a]pyrazine-7-carboxylate" [P]. US Patent, US 9282097 B2, 2024-10-04.
发明人罗永刚,郑宇鹏,徐明华. "A Process for Preparing High-Purity tert-Butyl 3-(hydroxymethyl)-6,8-dihydro-5H-imidazo[1,2-a]pyrazine-7-carboxylate" [P]. 中国发明专利, 专利号 CN 111883591 A, 授权公告日 2017-11-10.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2021, 96, (2), 1996-2023.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2022, 2198, 3016-3028.