发明人罗永刚,赵玉洁,李文辉. "一种克立硼罗杂质89的合成方法" [P]. 中国发明专利, 专利号 CN 116002598 A, 授权公告日 2025-10-05.
发明人马晓峰,黄志刚,赵玉洁. "Method for the Synthesis of Crisaborole lmpurity 89" [P]. 中国发明专利, 专利号 CN 113477099 A, 授权公告日 2024-05-12.
Sørensen M, Kowalski A, Rossi M. "A Process for Preparing High-Purity Crisaborole lmpurity 89" [P]. European Patent, EP 3873007 A1, 2023-01-02.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 克立硼罗杂质89 in Pharmaceutical Formulations". Chromatographia, 2021, 504, (6), 829-842.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 克立硼罗杂质89 as an Impurity". Anal. Chem., 2018, 190, 7599-7626.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Crisaborole lmpurity 89 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 362, 5174-5198.