Roberts E F, Thompson G K, Lee S K. "一种的合成方法" [P]. US Patent, US 11624294 B2, 2022-08-13.
Schröder R, Anderson J P, Yamamoto T. "Method for the Synthesis of 4,6-Dichloro-2-(ethoxycarbonyl)-1H-Indole-3-propanoic Acid" [P]. US Patent, US 10224431 B2, 2019-12-17.
Jørgensen K, Rossi M, Björnsson E. "A Process for Preparing High-Purity 4,6-Dichloro-2-(ethoxycarbonyl)-1H-Indole-3-propanoic Acid" [P]. European Patent, EP 3736752 A1, 2016-09-03.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2011, 329, (12), 2751-2762.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2016, 2480, (10), 1415-1443.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-Dichloro-2-(ethoxycarbonyl)-1H-Indole-3-propanoic Acid Using HRMS and NMR". Anal. Chem., 2021, 1694, 2389-2394.