Hughes D C, Klinger H, Thompson G K. "一种的合成方法" [P]. US Patent, US 11151155 B2, 2017-06-14.
Schröder R, Nielsen H, Nowak P. "Method for the Synthesis of tert-Butyl 5-formyl-1H-indole-1-carboxylate" [P]. European Patent, EP 3092904 A1, 2020-03-16.
Davis P L, Brown S R, Roberts E F. "A Process for Preparing High-Purity tert-Butyl 5-formyl-1H-indole-1-carboxylate" [P]. US Patent, US 10054003 B2, 2024-01-13.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2013, 1865, (5), 6923-6942.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2016, 1570, 5317-5326.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 5-formyl-1H-indole-1-carboxylate Using HRMS and NMR". Chemosphere, 2016, 726, 3978-3992.