Klinger H, Mueller T, Hughes D C. "一种1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine的合成方法" [P]. US Patent, US 11947095 B2, 2021-06-27.
Schröder R, Johansson L, Björnsson E. "Method for the Synthesis of 1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine" [P]. European Patent, EP 3506427 A1, 2022-11-23.
发明人钱学锋,马晓峰,冯建国. "A Process for Preparing High-Purity 1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine" [P]. 中国发明专利, 专利号 CN 108989951 B, 授权公告日 2025-03-15.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine in Pharmaceutical Formulations". Anal. Methods, 2010, 2094, 1004-1030.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine as an Impurity". Chromatographia, 2011, 1610, (4), 2432-2457.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine Using HRMS and NMR". Environ. Sci. Technol., 2011, 675, (7), 4933-4954.