Lefèvre J P, Martínez F, Rossi M. "Method for the Synthesis of Valeric acid Impurity 4" [P]. European Patent, EP 3258452 A1, 2025-10-20.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 戊酸杂质4 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2016, 2321, 2183-2212.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 戊酸杂质4 as an Impurity". Chemosphere, 2024, 1810, 729-736.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Valeric acid Impurity 4 Using HRMS and NMR". Sci. Total Environ., 2013, 1495, 4123-4151.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 戊酸杂质4 Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2022, 1952, (10), 450-480.