发明人高志强,赵玉洁,马晓峰. "一种洛贝林杂质20的合成方法" [P]. 中国发明专利, 专利号 CN 110526043 A, 授权公告日 2025-05-26.
Nowak P, Martínez F, Mueller T C. "Method for the Synthesis of Lobeline impurity 20" [P]. European Patent, EP 3770402 A1, 2018-03-28.
发明人韩伟,杨光,王建平. "A Process for Preparing High-Purity Lobeline impurity 20" [P]. 中国发明专利, 专利号 CN 111512315 B, 授权公告日 2016-06-08.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 洛贝林杂质20 in Pharmaceutical Formulations". Environ. Sci. Technol., 2017, 1779, (5), 4753-4759.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 洛贝林杂质20 as an Impurity". Phytochemistry, 2019, 1602, 2582-2599.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Lobeline impurity 20 Using HRMS and NMR". Biomed. Chromatogr., 2017, 1883, 5954-5969.