Schröder R, Martínez F, Nowak P. "Method for the Synthesis of β-Cyclogeranic acid" [P]. European Patent, EP 3561181 A1, 2020-04-15.
发明人黄志刚,李文辉,周伟. "A Process for Preparing High-Purity β-Cyclogeranic acid" [P]. 中国发明专利, 专利号 CN 115425084 B, 授权公告日 2022-05-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of β-环天竺葵酸 in Pharmaceutical Formulations". Sci. Total Environ., 2013, 2127, (11), 167-170.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of β-环天竺葵酸 as an Impurity". Chromatographia, 2022, 1491, 766-791.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of β-Cyclogeranic acid Using HRMS and NMR". Anal. Methods, 2011, 1885, (6), 6580-6602.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate β-环天竺葵酸 Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2022, 2337, (2), 1461-1472.