发明人孙丽萍,胡光,林芳. "Method for the Synthesis of n1-Cyclopentyl-n2-(p-tolyl)oxalamide" [P]. 中国发明专利, 专利号 CN 108041767 A, 授权公告日 2021-08-28.
发明人钱学锋,王建平,陈志强. "A Process for Preparing High-Purity n1-Cyclopentyl-n2-(p-tolyl)oxalamide" [P]. 中国发明专利, 专利号 CN 115429458 A, 授权公告日 2024-03-15.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2010, 1483, (2), 9707-9728.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 401, (2), 3336-3340.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of n1-Cyclopentyl-n2-(p-tolyl)oxalamide Using HRMS and NMR". J. Nat. Prod., 2016, 2404, (6), 6184-6211.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2014, 1817, (10), 8988-8998.