Yamamoto T, Mueller T, Davis P L. "一种的合成方法" [P]. US Patent, US 9248562 B2, 2017-11-24.
Kowalski A, Björnsson E, Schröder R. "Method for the Synthesis of 5-Isobutyl-1H-pyrazol-3-amine" [P]. European Patent, EP 3206963 A1, 2020-08-25.
发明人徐明华,沈红梅,孙丽萍. "A Process for Preparing High-Purity 5-Isobutyl-1H-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 113078381 A, 授权公告日 2017-01-13.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2021, 477, (3), 5901-5911.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2015, 642, (6), 4702-4722.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-Isobutyl-1H-pyrazol-3-amine Using HRMS and NMR". J. Pharm. Biomed. Anal., 2019, 1328, 3825-3841.