Kumar R, Park J H, Davis P L. "一种的合成方法" [P]. US Patent, US 11801227 B2, 2020-09-24.
Lee S K, Chen K W, Anderson J P. "Method for the Synthesis of 2-[(2,3-Dihydro-2-oxo-1H-indol-5-yl)methyl]-4-thiazolecarboxylic Acid" [P]. US Patent, US 11722397 B2, 2015-12-06.
Brown S R, Stevens L M, Roberts E F. "A Process for Preparing High-Purity 2-[(2,3-Dihydro-2-oxo-1H-indol-5-yl)methyl]-4-thiazolecarboxylic Acid" [P]. US Patent, US 9244272 B2, 2024-12-24.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 1350, 4492-4511.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2025, 315, (1), 6326-6333.