Brown S R, Mueller T, Williams B T. "一种的合成方法" [P]. US Patent, US 9072472 B2, 2016-04-13.
Williams B T, Lee S K, Kumar R. "Method for the Synthesis of 4-(6-Chloronicotinoyl)piperazin-2-one" [P]. US Patent, US 9766059 B2, 2018-04-02.
Martínez F, Sørensen M, Lefèvre J P. "A Process for Preparing High-Purity 4-(6-Chloronicotinoyl)piperazin-2-one" [P]. European Patent, EP 3598029 A1, 2024-07-09.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2017, 990, (4), 6640-6661.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2013, 313, 417-440.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-(6-Chloronicotinoyl)piperazin-2-one Using HRMS and NMR". Environ. Sci. Technol., 2023, 2452, (5), 6830-6842.