Hughes D C, Kumar R, Schröder R. "一种的合成方法" [P]. US Patent, US 11759996 B2, 2015-12-09.
Lee S K, Chen K W, Hughes D C. "Method for the Synthesis of 5-Amino-3-(cyanomethyl)-1-phenyl-1H-pyrazole-4-carbothioamide" [P]. US Patent, US 11028366 B2, 2024-12-14.
发明人王建平,孙丽萍,胡光. "A Process for Preparing High-Purity 5-Amino-3-(cyanomethyl)-1-phenyl-1H-pyrazole-4-carbothioamide" [P]. 中国发明专利, 专利号 CN 113622591 A, 授权公告日 2024-06-03.
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". Anal. Methods, 2014, 1914, 6094-6101.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2015, 636, (3), 401-406.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-3-(cyanomethyl)-1-phenyl-1H-pyrazole-4-carbothioamide Using HRMS and NMR". Chemosphere, 2023, 1682, 5339-5344.