英文别名SORAFENIB IMPURITY 10; Sorafenib impurity 14; Isopropyl (4-((2-(methylcarbamoyl)pyridin-4-yl)oxy)phenyl)carbamate; propan-2-yl N-[4-[[2-(methylcarbamoyl)-4-pyridinyl]oxy]phenyl]carbamate; Sorafenib impurity D; Sorafenib Tosylate Impurity N; Carbamic acid, N-[4-[[2-[(methylamino)carbonyl]-4-pyridinyl]oxy]phenyl]-, 1-methylethyl ester; Sorafenib EP Impurity D (Sorafenib Isopropyl Carbamate) 
