Nowak P, Sørensen M, Björnsson E. "一种7-甲基-1H-吲哚-5-羧酸的合成方法" [P]. European Patent, EP 3544051 A1, 2015-01-23.
Thompson G K, Hughes D C, Anderson J P. "Method for the Synthesis of 7-methyl-1H-indole-5-carboxylic acid" [P]. US Patent, US 9050496 B2, 2016-05-07.
发明人冯建国,杨光,唐晓军. "A Process for Preparing High-Purity 7-methyl-1H-indole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117187544 A, 授权公告日 2025-06-04.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 7-甲基-1H-吲哚-5-羧酸 in Pharmaceutical Formulations". Food Chem., 2023, 2424, 1972-2000.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 7-甲基-1H-吲哚-5-羧酸 as an Impurity". Chemosphere, 2020, 365, 4841-4845.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 7-methyl-1H-indole-5-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2019, 1947, (3), 9630-9651.