发明人何建平,王建平,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113265060 A, 授权公告日 2018-02-16.
Stevens L M, Davis P L, Thompson G K. "Method for the Synthesis of 2-Methyl-3-oxo-2,3,5,6,7,8-hexahydroisoquinoline-4-carbonitrile" [P]. US Patent, US 9441653 B2, 2020-12-10.
发明人孙丽萍,朱建伟,周伟. "A Process for Preparing High-Purity 2-Methyl-3-oxo-2,3,5,6,7,8-hexahydroisoquinoline-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 117300162 A, 授权公告日 2025-03-25.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2015, 998, 3637-3651.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 121, 9826-9845.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-3-oxo-2,3,5,6,7,8-hexahydroisoquinoline-4-carbonitrile Using HRMS and NMR". Molecules, 2012, 1457, 7044-7055.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2021, 984, (1), 7478-7486.