Martínez F, Sørensen M, Schröder R. "Method for the Synthesis of (2S)-2-[[(4-Methylphenyl)sulfonyl]amino]propanoic Acid
21957-58-4
N-(Toluene-4-sulfonyl)-L-alanine
N-Tosyl-L-alanine
N-[(4-Methylphenyl)sulfonyl]-L-alanine" [P]. European Patent, EP 3821513 A1, 2024-10-16.
发明人冯建国,陈志强,钱学锋. "A Process for Preparing High-Purity (2S)-2-[[(4-Methylphenyl)sulfonyl]amino]propanoic Acid
21957-58-4
N-(Toluene-4-sulfonyl)-L-alanine
N-Tosyl-L-alanine
N-[(4-Methylphenyl)sulfonyl]-L-alanine" [P]. 中国发明专利, 专利号 CN 117733731 B, 授权公告日 2022-08-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of Tos-Ala-OH in Pharmaceutical Formulations". J. Agric. Food Chem., 2013, 1763, 1466-1476.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of Tos-Ala-OH as an Impurity". Talanta, 2021, 537, (9), 5825-5832.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (2S)-2-[[(4-Methylphenyl)sulfonyl]amino]propanoic Acid
21957-58-4
N-(Toluene-4-sulfonyl)-L-alanine
N-Tosyl-L-alanine
N-[(4-Methylphenyl)sulfonyl]-L-alanine Using HRMS and NMR". Biomed. Chromatogr., 2021, 1715, (11), 4046-4056.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Tos-Ala-OH Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2014, 1649, (3), 717-724.