Kowalski A, Jørgensen K, Martínez F. "Method for the Synthesis of 2-(4,9-Dimethyl-7-oxo-3-phenyl-7h-furo[2,3-f]chromen-8-yl)acetic acid" [P]. European Patent, EP 3573976 A1, 2019-07-22.
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". Sci. Total Environ., 2021, 418, (10), 3861-3871.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2018, 302, (4), 493-516.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4,9-Dimethyl-7-oxo-3-phenyl-7h-furo[2,3-f]chromen-8-yl)acetic acid Using HRMS and NMR". J. Nat. Prod., 2010, 816, 156-175.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2019, 144, (9), 9755-9766.