发明人沈红梅,何建平,李文辉. "一种4-amino-N-isobutyl-1-methyl-1H-pyrazole-5-carboxamide,HCl的合成方法" [P]. 中国发明专利, 专利号 CN 115571115 A, 授权公告日 2021-11-07.
发明人马晓峰,张德明,黄志刚. "Method for the Synthesis of 4-amino-N-isobutyl-1-methyl-1H-pyrazole-5-carboxamide,HCl" [P]. 中国发明专利, 专利号 CN 109166548 A, 授权公告日 2022-06-10.
发明人杨光,韩伟,朱建伟. "A Process for Preparing High-Purity 4-amino-N-isobutyl-1-methyl-1H-pyrazole-5-carboxamide,HCl" [P]. 中国发明专利, 专利号 CN 116069374 B, 授权公告日 2018-05-22.
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 4-amino-N-isobutyl-1-methyl-1H-pyrazole-5-carboxamide,HCl in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 864, 7441-7459.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-amino-N-isobutyl-1-methyl-1H-pyrazole-5-carboxamide,HCl as an Impurity". J. Nat. Prod., 2010, 606, (10), 9966-9993.