Thompson G K, Williams B T, Johnson M A. "一种的合成方法" [P]. US Patent, US 10662457 B2, 2016-03-02.
Lefèvre J P, Mueller T C, Nowak P. "Method for the Synthesis of 3-Acetyl-4-hydroxy-5-isobutyl-1,5-dihydro-2H-pyrrol-2-one" [P]. European Patent, EP 3829894 A1, 2018-05-19.
Williams B T, Roberts E F, Anderson J P. "A Process for Preparing High-Purity 3-Acetyl-4-hydroxy-5-isobutyl-1,5-dihydro-2H-pyrrol-2-one" [P]. US Patent, US 11314491 B2, 2025-04-13.
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". Sci. Total Environ., 2011, 1119, 2086-2102.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 915, (10), 6554-6563.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 3-Acetyl-4-hydroxy-5-isobutyl-1,5-dihydro-2H-pyrrol-2-one Using HRMS and NMR". Chemosphere, 2012, 956, 4669-4682.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2014, 1671, (2), 6517-6523.