Nielsen H, Mueller T C, Schröder R. "一种的合成方法" [P]. European Patent, EP 3116859 A1, 2023-05-10.
发明人韩伟,王建平,林芳. "Method for the Synthesis of 2,3-Dihydro-1H-indole-6-sulfonic acid" [P]. 中国发明专利, 专利号 CN 114877853 B, 授权公告日 2016-03-07.
Fischer A B, Thompson G K, Patel M V. "A Process for Preparing High-Purity 2,3-Dihydro-1H-indole-6-sulfonic acid" [P]. US Patent, US 9697699 B2, 2025-07-25.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2022, 619, 5477-5496.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2016, 637, (5), 8547-8569.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2,3-Dihydro-1H-indole-6-sulfonic acid Using HRMS and NMR". Sci. Total Environ., 2017, 1505, (8), 7275-7304.