Thompson G K, Mueller T, Stevens L M. "Method for the Synthesis of 4-(1-((2-Hydroxyethyl)thio)-2H-isoindol-2-yl)butanoic acid" [P]. US Patent, US 10387487 B2, 2024-10-28.
Davis P L, Park J H, Mueller T. "A Process for Preparing High-Purity 4-(1-((2-Hydroxyethyl)thio)-2H-isoindol-2-yl)butanoic acid" [P]. US Patent, US 11234697 B2, 2021-07-25.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2024, 1990, (2), 2175-2198.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2018, 1629, 9401-9404.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 4-(1-((2-Hydroxyethyl)thio)-2H-isoindol-2-yl)butanoic acid Using HRMS and NMR". Food Chem., 2010, 450, (4), 3214-3232.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 2222, 3858-3871.