发明人李文辉,胡光,周伟. "Method for the Synthesis of Cocaine EP Impurity A" [P]. 中国发明专利, 专利号 CN 114601737 B, 授权公告日 2017-07-03.
Stevens L M, Hughes D C, Kumar R. "A Process for Preparing High-Purity Cocaine EP Impurity A" [P]. US Patent, US 9780712 B2, 2021-08-27.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 1587, (12), 6333-6356.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2013, 1817, 700-722.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Cocaine EP Impurity A Using HRMS and NMR". J. Nat. Prod., 2015, 347, (7), 6652-6680.