Chen K W, Hughes D C, Roberts E F. "一种的合成方法" [P]. US Patent, US 11180433 B2, 2025-02-15.
Fischer A B, Mueller T, Klinger H. "Method for the Synthesis of 3,4-Difluoro-N-(1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl)benzamide" [P]. US Patent, US 11283229 B2, 2025-01-22.
发明人赵玉洁,罗永刚,马晓峰. "A Process for Preparing High-Purity 3,4-Difluoro-N-(1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl)benzamide" [P]. 中国发明专利, 专利号 CN 113987942 A, 授权公告日 2024-07-05.
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". Anal. Chem., 2021, 1079, (7), 5164-5171.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2013, 1693, 1422-1431.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Difluoro-N-(1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl)benzamide Using HRMS and NMR". J. Nat. Prod., 2015, 2181, 8038-8056.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2024, 1031, 1309-1336.