Roberts E F, Lee S K, Yamamoto T. "Method for the Synthesis of 3-(4-Fluorophenyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine" [P]. US Patent, US 10052661 B2, 2020-08-01.
Johnson M A, Roberts E F, O'Brien P Q. "A Process for Preparing High-Purity 3-(4-Fluorophenyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine" [P]. US Patent, US 11749975 B2, 2025-10-04.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2012, 2206, (11), 4338-4366.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2025, 2342, (12), 5198-5221.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Fluorophenyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine Using HRMS and NMR". Anal. Chim. Acta, 2016, 2377, (4), 2263-2274.