Brown S R, Chen K W, Johnson M A. "一种的合成方法" [P]. US Patent, US 11389773 B2, 2024-05-16.
Park J H, Anderson J P, O'Brien P Q. "Method for the Synthesis of (S)-Methyl4-(boc-(methyl)amino)-5-hydroxypentanoate" [P]. US Patent, US 11079111 B2, 2025-09-09.
Yamamoto T, Lee S K, Park J H. "A Process for Preparing High-Purity (S)-Methyl4-(boc-(methyl)amino)-5-hydroxypentanoate" [P]. US Patent, US 11118932 B2, 2022-08-11.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2020, 1997, (9), 4258-4273.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 1228, 6031-6055.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (S)-Methyl4-(boc-(methyl)amino)-5-hydroxypentanoate Using HRMS and NMR". J. Nat. Prod., 2019, 347, (7), 1109-1114.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2013, 256, (7), 6159-6172.