Johnson M A, Fischer A B, Davis P L. "Method for the Synthesis of (4-Amino-3-(difluoromethoxy)phenyl)dimethylphosphine oxide" [P]. US Patent, US 9419638 B2, 2019-10-16.
Johnson M A, Patel M V, O'Brien P Q. "A Process for Preparing High-Purity (4-Amino-3-(difluoromethoxy)phenyl)dimethylphosphine oxide" [P]. US Patent, US 11985229 B2, 2022-07-12.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2021, 587, (8), 9726-9741.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 2203, (1), 785-793.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (4-Amino-3-(difluoromethoxy)phenyl)dimethylphosphine oxide Using HRMS and NMR". J. Nat. Prod., 2016, 671, 9666-9676.