Yamamoto T, Johnson M A, Anderson J P. "Method for the Synthesis of 2-(4-Chlorophenyl)-1,3-benzoxazole" [P]. US Patent, US 11415695 B2, 2019-05-01.
Park J H, Johnson M A, Klinger H. "A Process for Preparing High-Purity 2-(4-Chlorophenyl)-1,3-benzoxazole" [P]. US Patent, US 11895916 B2, 2022-02-23.
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". Talanta, 2011, 396, (6), 4986-4989.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2019, 645, (3), 9252-9257.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Chlorophenyl)-1,3-benzoxazole Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 872, (4), 9571-9593.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 1017, (8), 8194-8202.