发明人赵玉洁,胡光,唐晓军. "Method for the Synthesis of n,n-Diethyl-3-oxopiperazine-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 117089018 A, 授权公告日 2021-01-09.
发明人冯建国,朱建伟,胡光. "A Process for Preparing High-Purity n,n-Diethyl-3-oxopiperazine-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 117696824 B, 授权公告日 2025-04-19.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 927, (8), 6331-6355.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2021, 1388, (4), 7716-7730.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of n,n-Diethyl-3-oxopiperazine-1-sulfonamide Using HRMS and NMR". Chromatographia, 2010, 404, (4), 7212-7237.