英文别名Sorafenib Impurity 48; 4-(4-aminophenoxy)pyridine-2-carboxylic acid; 2-Pyridinecarboxylic acid, 4-(4-aMinophenoxy)-; 4-(4-Aminophenoxy)-2-pyridinecarboxylic Acid; Sorafenib Tosylate Impurity 7; Sorafenib impurity INT-2-E; 4-(4-Amino-phenoxy)-pyridine-2-carboxylic acid; Sorafenib Related Compound 19 
