Stevens L M, Fischer A B, Lee S K. "一种的合成方法" [P]. US Patent, US 11943210 B2, 2024-06-17.
发明人郭海燕,胡光,王建平. "Method for the Synthesis of Ethyl 4-(propylsulfonyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111877169 B, 授权公告日 2019-04-26.
发明人郭海燕,沈红梅,郑宇鹏. "A Process for Preparing High-Purity Ethyl 4-(propylsulfonyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116960608 A, 授权公告日 2020-06-10.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2016, 2314, (1), 7526-7549.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2023, 2390, 7232-7242.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(propylsulfonyl)piperazine-1-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2015, 1817, (5), 500-507.