发明人朱建伟,沈红梅,冯建国. "Method for the Synthesis of 3,4-Dihydro-1H-isoquinoline-2,5-dicarboxylic acid 2-tert-butyl ester 5-methyl ester" [P]. 中国发明专利, 专利号 CN 113743034 A, 授权公告日 2016-10-18.
发明人王建平,张德明,马晓峰. "A Process for Preparing High-Purity 3,4-Dihydro-1H-isoquinoline-2,5-dicarboxylic acid 2-tert-butyl ester 5-methyl ester" [P]. 中国发明专利, 专利号 CN 109496489 B, 授权公告日 2019-05-06.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2022, 1178, (11), 634-650.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1194, 2329-2352.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dihydro-1H-isoquinoline-2,5-dicarboxylic acid 2-tert-butyl ester 5-methyl ester Using HRMS and NMR". Anal. Methods, 2012, 1224, (10), 7355-7372.