Nowak P, Martínez F, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3959587 A1, 2025-05-24.
发明人孙丽萍,赵玉洁,徐明华. "Method for the Synthesis of Spiro[cyclohexane-1,3'-pyrrolo[2,3-c]pyridine]-2',4(1'H)-dione" [P]. 中国发明专利, 专利号 CN 116531940 A, 授权公告日 2025-05-01.
发明人周伟,郑宇鹏,胡光. "A Process for Preparing High-Purity Spiro[cyclohexane-1,3'-pyrrolo[2,3-c]pyridine]-2',4(1'H)-dione" [P]. 中国发明专利, 专利号 CN 115629024 B, 授权公告日 2023-07-23.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2019, 1846, (5), 5343-5370.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2014, 789, 1844-1853.