Sørensen M, Kowalski A, Jørgensen K. "Method for the Synthesis of 2-[(Thiophen-2-yl)methylidene]-2,3-dihydro-1H-indene-1,3-dione" [P]. European Patent, EP 3100222 A1, 2017-01-26.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 1143, (10), 7971-7981.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2015, 1641, 2355-2368.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-[(Thiophen-2-yl)methylidene]-2,3-dihydro-1H-indene-1,3-dione Using HRMS and NMR". Biomed. Chromatogr., 2018, 1778, (4), 1023-1026.