发明人郭海燕,钱学锋,刘建华. "一种3-(3-aminopropyl)-4,5-dihydro-1H-pyrazol-5-one的合成方法" [P]. 中国发明专利, 专利号 CN 115718571 A, 授权公告日 2018-07-21.
发明人孙丽萍,唐晓军,李文辉. "Method for the Synthesis of 3-(3-aminopropyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 112085271 B, 授权公告日 2023-03-18.
发明人胡光,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity 3-(3-aminopropyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 109909697 A, 授权公告日 2016-07-08.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of 3-(3-aminopropyl)-4,5-dihydro-1H-pyrazol-5-one in Pharmaceutical Formulations". Anal. Methods, 2018, 369, (12), 7530-7534.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-(3-aminopropyl)-4,5-dihydro-1H-pyrazol-5-one as an Impurity". Anal. Chim. Acta, 2019, 236, (3), 450-461.