Williams B T, Davis P L, Klinger H. "Method for the Synthesis of (S)-2-(2-methoxyphenyl)-2-(methylamino)ethan-1-ol" [P]. US Patent, US 9383773 B2, 2015-07-25.
Lee S K, Anderson J P, Yamamoto T. "A Process for Preparing High-Purity (S)-2-(2-methoxyphenyl)-2-(methylamino)ethan-1-ol" [P]. US Patent, US 9198273 B2, 2018-08-22.
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". Rapid Commun. Mass Spectrom., 2015, 780, 8096-8110.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2016, 1347, 1997-2006.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-(2-methoxyphenyl)-2-(methylamino)ethan-1-ol Using HRMS and NMR". J. Chromatogr. A, 2019, 1217, (7), 6419-6435.