Williams B T, Johnson M A, Stevens L M. "一种的合成方法" [P]. US Patent, US 10212948 B2, 2020-05-17.
Lefèvre J P, Johansson L, Mueller T C. "Method for the Synthesis of 6-(Benzylthio)pyrazine-2-carboxylic acid" [P]. European Patent, EP 3089238 A1, 2022-06-24.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2010, 374, 6142-6160.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 916, (4), 48-67.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-(Benzylthio)pyrazine-2-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 390, (2), 4671-4685.