发明人胡光,张德明,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117826612 A, 授权公告日 2018-11-02.
发明人胡光,黄志刚,罗永刚. "Method for the Synthesis of 1-Methylpyrrolidin-2-one sulfate" [P]. 中国发明专利, 专利号 CN 108868591 B, 授权公告日 2025-09-08.
发明人马晓峰,钱学锋,罗永刚. "A Process for Preparing High-Purity 1-Methylpyrrolidin-2-one sulfate" [P]. 中国发明专利, 专利号 CN 109311553 A, 授权公告日 2016-09-23.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2011, 1369, (10), 2867-2870.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2010, 449, 395-402.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methylpyrrolidin-2-one sulfate Using HRMS and NMR". J. Sep. Sci., 2018, 1576, (5), 2326-2331.