发明人钱学锋,罗永刚,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112602186 A, 授权公告日 2021-08-17.
发明人李文辉,周伟,陈志强. "Method for the Synthesis of tert-Butyl 2-ethynyl-6,7-dihydrofuro[3,2-c]pyridine-5(4H)-carboxylate" [P]. 中国发明专利, 专利号 CN 117545084 A, 授权公告日 2019-01-10.
Nielsen H, Nowak P, Björnsson E. "A Process for Preparing High-Purity tert-Butyl 2-ethynyl-6,7-dihydrofuro[3,2-c]pyridine-5(4H)-carboxylate" [P]. European Patent, EP 3203303 A1, 2017-12-12.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 357, (9), 6967-6985.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2016, 1301, 6497-6501.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2-ethynyl-6,7-dihydrofuro[3,2-c]pyridine-5(4H)-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 1115, 5124-5132.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2012, 2326, 2866-2885.