Mueller T, Patel M V, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 9240471 B2, 2015-06-03.
发明人林芳,周伟,黄志刚. "Method for the Synthesis of 1-Ethyl-4-(pyrrolidin-2-ylmethyl)piperazine oxalate" [P]. 中国发明专利, 专利号 CN 110795219 A, 授权公告日 2023-11-26.
Mueller T C, Schröder R, Nielsen H. "A Process for Preparing High-Purity 1-Ethyl-4-(pyrrolidin-2-ylmethyl)piperazine oxalate" [P]. European Patent, EP 3153746 A1, 2017-09-21.
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., 2012, 966, (12), 9026-9031.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 1421, (10), 9789-9799.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-4-(pyrrolidin-2-ylmethyl)piperazine oxalate Using HRMS and NMR". J. Sep. Sci., 2017, 1790, (12), 9074-9103.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2017, 1096, (7), 5450-5476.