发明人赵玉洁,郭海燕,冯建国. "Method for the Synthesis of Spectinomycin EP Impurity A Dihydrochloride" [P]. 中国发明专利, 专利号 CN 109195542 A, 授权公告日 2016-07-11.
发明人马晓峰,何建平,陈志强. "A Process for Preparing High-Purity Spectinomycin EP Impurity A Dihydrochloride" [P]. 中国发明专利, 专利号 CN 113056307 A, 授权公告日 2022-04-15.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 大观霉素EP杂质A 2盐酸盐 in Pharmaceutical Formulations". Food Chem., 2012, 484, (11), 197-202.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 大观霉素EP杂质A 2盐酸盐 as an Impurity". J. Chromatogr. A, 2013, 848, (8), 136-155.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Spectinomycin EP Impurity A Dihydrochloride Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 1945, (8), 1385-1408.