Brown S R, Klinger H, Lee S K. "Method for the Synthesis of 5-(Ethylsulfonyl)-4-(3-fluorophenyl)pyrimidin-2-amine" [P]. US Patent, US 11717134 B2, 2017-05-28.
Hughes D C, Davis P L, Thompson G K. "A Process for Preparing High-Purity 5-(Ethylsulfonyl)-4-(3-fluorophenyl)pyrimidin-2-amine" [P]. US Patent, US 10091191 B2, 2018-07-01.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(乙基磺酰基)-4-(3-氟苯基)嘧啶-2-胺 in Pharmaceutical Formulations". Molecules, 2012, 1228, 1631-1641.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(乙基磺酰基)-4-(3-氟苯基)嘧啶-2-胺 as an Impurity". Rapid Commun. Mass Spectrom., 2013, 983, (12), 5420-5450.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Ethylsulfonyl)-4-(3-fluorophenyl)pyrimidin-2-amine Using HRMS and NMR". Food Chem., 2010, 1619, 9899-9906.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 5-(乙基磺酰基)-4-(3-氟苯基)嘧啶-2-胺 Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2025, 696, 9767-9789.