Roberts E F, Kumar R, Thompson G K. "一种的合成方法" [P]. US Patent, US 10200825 B2, 2022-08-07.
发明人周伟,罗永刚,赵玉洁. "Method for the Synthesis of 1-(2-Chloroethyl)-4-methylpiperazine dHCl" [P]. 中国发明专利, 专利号 CN 108556234 A, 授权公告日 2019-04-09.
Johnson M A, Chen K W, Klinger H. "A Process for Preparing High-Purity 1-(2-Chloroethyl)-4-methylpiperazine dHCl" [P]. US Patent, US 11742246 B2, 2024-02-28.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2010, 2248, (5), 676-679.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2023, 1489, 4845-4873.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Chloroethyl)-4-methylpiperazine dHCl Using HRMS and NMR". Anal. Methods, 2022, 1779, 5392-5398.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2014, 1202, (12), 941-946.