发明人孙丽萍,胡光,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108043824 A, 授权公告日 2020-12-10.
Brown S R, O'Brien P Q, Fischer A B. "Method for the Synthesis of Phenylpropanolamine Impurity 2" [P]. US Patent, US 11205780 B2, 2025-06-24.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2011, 1518, (5), 2733-2755.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2024, 1618, 793-811.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Phenylpropanolamine Impurity 2 Using HRMS and NMR". Anal. Chem., 2016, 2435, 7604-7607.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2015, 2224, 5929-5956.