Johansson L, Rossi M, Björnsson E. "一种6-N-乙酰基-6-氨基靛红的合成方法" [P]. European Patent, EP 3939719 A1, 2025-11-28.
发明人高志强,冯建国,郑宇鹏. "Method for the Synthesis of N-(2,3-Dioxoindolin-6-yl)acetamide" [P]. 中国发明专利, 专利号 CN 111873143 B, 授权公告日 2020-09-05.
发明人林芳,钱学锋,杨光. "A Process for Preparing High-Purity N-(2,3-Dioxoindolin-6-yl)acetamide" [P]. 中国发明专利, 专利号 CN 112037924 A, 授权公告日 2020-07-20.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 6-N-乙酰基-6-氨基靛红 in Pharmaceutical Formulations". Phytochemistry, 2015, 1119, 4240-4270.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-N-乙酰基-6-氨基靛红 as an Impurity". J. Pharm. Biomed. Anal., 2015, 2364, (7), 2455-2465.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of N-(2,3-Dioxoindolin-6-yl)acetamide Using HRMS and NMR". Talanta, 2020, 386, (6), 4607-4636.