发明人孙丽萍,何建平,周伟. "Method for the Synthesis of 2'-(Furan-2-ylmethyl)-1'-oxo-1',4'-dihydro-2'h-spiro[cyclopentane-1,3'-isoquinoline]-4'-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117395239 A, 授权公告日 2023-09-01.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2015, 1492, (12), 3626-3647.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 1894, (6), 6290-6307.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2'-(Furan-2-ylmethyl)-1'-oxo-1',4'-dihydro-2'h-spiro[cyclopentane-1,3'-isoquinoline]-4'-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2022, 289, 1234-1255.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2010, 443, (7), 1739-1749.