Brown S R, Yamamoto T, Roberts E F. "一种消旋去氧肾上腺素EP杂质A盐酸盐的合成方法" [P]. US Patent, US 11563353 B2, 2022-01-12.
发明人张德明,徐明华,李文辉. "Method for the Synthesis of rac-Phenylephrine EP Impurity A HCl" [P]. 中国发明专利, 专利号 CN 115165375 A, 授权公告日 2015-06-12.
发明人徐明华,冯建国,周伟. "A Process for Preparing High-Purity rac-Phenylephrine EP Impurity A HCl" [P]. 中国发明专利, 专利号 CN 112910077 A, 授权公告日 2022-10-09.
参考文献 Literature
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