发明人黄志刚,何建平,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114758036 A, 授权公告日 2024-06-11.
发明人王建平,陈志强,赵玉洁. "Method for the Synthesis of Methyl 3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110823259 A, 授权公告日 2024-02-20.
发明人郭海燕,周伟,钱学锋. "A Process for Preparing High-Purity Methyl 3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111832655 B, 授权公告日 2018-03-03.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 2123, 5219-5237.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2018, 2197, (7), 6528-6552.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2-carboxylate Using HRMS and NMR". Food Chem., 2020, 574, (5), 7551-7561.