Schröder R, Stevens L M, Brown S R. "Method for the Synthesis of 3-methyl-2-(phenylsulfanyl)butanoic acid" [P]. US Patent, US 11049649 B2, 2022-04-27.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 3-methyl-2-(phenylsulfanyl)butanoic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2016, 2388, (10), 3386-3409.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-methyl-2-(phenylsulfanyl)butanoic acid as an Impurity". J. Sep. Sci., 2010, 1563, (10), 4095-4123.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3-methyl-2-(phenylsulfanyl)butanoic acid Using HRMS and NMR". Anal. Chim. Acta, 2018, 301, (8), 285-307.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 3-methyl-2-(phenylsulfanyl)butanoic acid Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2022, 2388, 2711-2720.