发明人孙丽萍,沈红梅,朱建伟. "Method for the Synthesis of 6,7-Dimethoxy-1-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline" [P]. 中国发明专利, 专利号 CN 110691412 B, 授权公告日 2017-03-09.
发明人唐晓军,陈志强,郭海燕. "A Process for Preparing High-Purity 6,7-Dimethoxy-1-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline" [P]. 中国发明专利, 专利号 CN 108433113 B, 授权公告日 2020-10-23.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2012, 948, 9582-9590.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2019, 2309, (2), 6141-6157.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 6,7-Dimethoxy-1-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline Using HRMS and NMR". Anal. Chim. Acta, 2011, 985, (7), 8500-8506.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2010, 1702, (11), 7680-7710.