Davis P L, Thompson G K, Kumar R. "一种的合成方法" [P]. US Patent, US 11617333 B2, 2025-09-16.
发明人冯建国,刘建华,陈志强. "Method for the Synthesis of N-(sec-Butyl)-1-isopropyl-4-nitro-1H-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 110132262 A, 授权公告日 2018-12-09.
发明人胡光,王建平,孙丽萍. "A Process for Preparing High-Purity N-(sec-Butyl)-1-isopropyl-4-nitro-1H-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 116885620 B, 授权公告日 2019-06-15.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 1110, 55-71.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2021, 457, (2), 7754-7767.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of N-(sec-Butyl)-1-isopropyl-4-nitro-1H-pyrazol-3-amine Using HRMS and NMR". Talanta, 2013, 1514, (4), 3432-3457.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2022, 2061, 7482-7509.