O'Brien P Q, Thompson G K, Klinger H. "一种的合成方法" [P]. US Patent, US 10410868 B2, 2017-03-17.
Davis P L, Thompson G K, Kumar R. "Method for the Synthesis of 4-(2-Chloroacetyl)-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one" [P]. US Patent, US 11041147 B2, 2024-09-19.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 1150, 7325-7341.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2025, 1188, 8728-8735.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2-Chloroacetyl)-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 1133, 3698-3705.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 747, 9308-9313.