Roberts E F, Thompson G K, Patel M V. "一种黄莲素杂质30的合成方法" [P]. US Patent, US 11097834 B2, 2020-01-22.
发明人韩伟,徐明华,李文辉. "Method for the Synthesis of Berberine Impurity 30" [P]. 中国发明专利, 专利号 CN 117699393 A, 授权公告日 2022-07-17.
发明人钱学锋,罗永刚,刘建华. "A Process for Preparing High-Purity Berberine Impurity 30" [P]. 中国发明专利, 专利号 CN 108564624 B, 授权公告日 2019-10-10.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 黄莲素杂质30 in Pharmaceutical Formulations". J. Sep. Sci., 2011, 2106, 319-328.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 黄莲素杂质30 as an Impurity". Sci. Total Environ., 2015, 968, 8176-8196.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Berberine Impurity 30 Using HRMS and NMR". Food Chem., 2013, 538, 2201-2223.