Park J H, Klinger H, Schröder R. "一种的合成方法" [P]. US Patent, US 9286561 B2, 2015-07-03.
发明人赵玉洁,郭海燕,冯建国. "Method for the Synthesis of 1-(3-Methyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-5-yl)ethanone" [P]. 中国发明专利, 专利号 CN 117609204 A, 授权公告日 2020-10-06.
发明人黄志刚,韩伟,何建平. "A Process for Preparing High-Purity 1-(3-Methyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-5-yl)ethanone" [P]. 中国发明专利, 专利号 CN 113598974 A, 授权公告日 2018-09-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2016, 1876, (3), 3779-3789.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 2222, 4877-4906.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3-Methyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-5-yl)ethanone Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 1434, (1), 775-787.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2013, 366, (8), 2755-2769.