Johnson M A, Anderson J P, Kumar R. "一种的合成方法" [P]. US Patent, US 10801228 B2, 2024-05-12.
Williams B T, Mueller T, O'Brien P Q. "Method for the Synthesis of 3-(2-(4-(3-Ethyl-4-oxo-2-thioxothiazolidin-5-ylidene)but-2-en-1-ylidene)benzo[d]thiazol-3(2H)-yl)propane-1-sulfonic acid" [P]. US Patent, US 10856836 B2, 2023-07-01.
Fischer A B, Anderson J P, Williams B T. "A Process for Preparing High-Purity 3-(2-(4-(3-Ethyl-4-oxo-2-thioxothiazolidin-5-ylidene)but-2-en-1-ylidene)benzo[d]thiazol-3(2H)-yl)propane-1-sulfonic acid" [P]. US Patent, US 11740404 B2, 2025-06-17.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2013, 238, (2), 118-145.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2019, 1877, 4514-4541.