Klinger H, Kumar R, Hughes D C. "一种的合成方法" [P]. US Patent, US 11556141 B2, 2016-08-05.
Davis P L, Schröder R, Williams B T. "Method for the Synthesis of 7,9-Dimethoxy-3-methyl-1H-benzo[g]isochromene-5,10-dione" [P]. US Patent, US 10137459 B2, 2025-04-17.
Fischer A B, Stevens L M, Davis P L. "A Process for Preparing High-Purity 7,9-Dimethoxy-3-methyl-1H-benzo[g]isochromene-5,10-dione" [P]. US Patent, US 9733163 B2, 2023-05-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2013, 602, (5), 1232-1252.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2020, 345, (6), 4568-4574.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 7,9-Dimethoxy-3-methyl-1H-benzo[g]isochromene-5,10-dione Using HRMS and NMR". J. Nat. Prod., 2019, 173, 9566-9569.