Kowalski A, Björnsson E, Rossi M. "Method for the Synthesis of (S)-3-(5-fluoro-1H-indol-3-yl)-2-methylpropanoic acid" [P]. European Patent, EP 3747788 A1, 2016-07-12.
Lee S K, Brown S R, Park J H. "A Process for Preparing High-Purity (S)-3-(5-fluoro-1H-indol-3-yl)-2-methylpropanoic acid" [P]. US Patent, US 10839775 B2, 2022-10-19.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2020, 1933, (11), 2392-2407.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2020, 1016, (1), 3983-4013.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of (S)-3-(5-fluoro-1H-indol-3-yl)-2-methylpropanoic acid Using HRMS and NMR". Phytochemistry, 2016, 2322, (10), 5233-5237.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2025, 1288, (5), 213-236.