发明人黄志刚,唐晓军,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116276968 A, 授权公告日 2021-10-20.
发明人何建平,赵玉洁,郑宇鹏. "Method for the Synthesis of Tert-butyl 4-(5-amino-4h-1,2,4-triazol-3-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114126235 B, 授权公告日 2024-04-26.
发明人钱学锋,陈志强,朱建伟. "A Process for Preparing High-Purity Tert-butyl 4-(5-amino-4h-1,2,4-triazol-3-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116776323 A, 授权公告日 2021-06-14.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2020, 695, (4), 3889-3903.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2023, 1031, 4316-4337.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 4-(5-amino-4h-1,2,4-triazol-3-yl)piperazine-1-carboxylate Using HRMS and NMR". Anal. Methods, 2021, 1990, 5266-5272.