Stevens L M, Johnson M A, Williams B T. "一种的合成方法" [P]. US Patent, US 10889250 B2, 2019-08-09.
发明人钱学锋,杨光,何建平. "Method for the Synthesis of tert-Butyl 4,7-dimethyl-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate" [P]. 中国发明专利, 专利号 CN 114163382 A, 授权公告日 2021-08-20.
Lee S K, Klinger H, Park J H. "A Process for Preparing High-Purity tert-Butyl 4,7-dimethyl-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate" [P]. US Patent, US 9422651 B2, 2020-06-09.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2018, 1266, (8), 4936-4952.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2014, 1750, (4), 6135-6153.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4,7-dimethyl-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2014, 1456, (11), 1018-1030.