Johnson M A, Thompson G K, Kumar R. "一种的合成方法" [P]. US Patent, US 9940544 B2, 2023-11-24.
发明人唐晓军,王建平,张德明. "Method for the Synthesis of 4-[(tert-butoxy)carbonyl]-1-carbamoylpiperazine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115837205 B, 授权公告日 2018-09-15.
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". Biomed. Chromatogr., 2024, 274, (3), 4194-4221.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 349, 4456-4474.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 4-[(tert-butoxy)carbonyl]-1-carbamoylpiperazine-2-carboxylic acid Using HRMS and NMR". Environ. Sci. Technol., 2025, 751, (6), 5222-5236.