发明人胡光,韩伟,郑宇鹏. "Method for the Synthesis of Linzagolix Impurity 4" [P]. 中国发明专利, 专利号 CN 113877614 B, 授权公告日 2018-12-08.
Anderson J P, Kumar R, Williams B T. "A Process for Preparing High-Purity Linzagolix Impurity 4" [P]. US Patent, US 11484830 B2, 2017-02-20.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 林扎戈利杂质4 in Pharmaceutical Formulations". Biomed. Chromatogr., 2016, 1924, 1080-1093.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 林扎戈利杂质4 as an Impurity". Talanta, 2019, 414, 9873-9878.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Linzagolix Impurity 4 Using HRMS and NMR". Chromatographia, 2018, 1139, (2), 7113-7126.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 林扎戈利杂质4 Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2010, 1311, 1991-2008.