发明人黄志刚,何建平,周伟. "Method for the Synthesis of (S)-1-(tert-Butoxycarbonyl)-4-(2-formyl-4-nitrophenyl)piperazine-2-carboxylic acid
1786801-79-3" [P]. 中国发明专利, 专利号 CN 111003090 A, 授权公告日 2024-09-17.
发明人罗永刚,唐晓军,张德明. "A Process for Preparing High-Purity (S)-1-(tert-Butoxycarbonyl)-4-(2-formyl-4-nitrophenyl)piperazine-2-carboxylic acid
1786801-79-3" [P]. 中国发明专利, 专利号 CN 108351915 B, 授权公告日 2015-06-12.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2018, 2123, 7108-7117.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2018, 1444, 962-975.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of (S)-1-(tert-Butoxycarbonyl)-4-(2-formyl-4-nitrophenyl)piperazine-2-carboxylic acid
1786801-79-3 Using HRMS and NMR". Anal. Methods, 2020, 2131, (11), 5166-5172.