Synonyms: | 4-Methoxy Retinoic Acid;9-(3-methoxy-2,6,6-trimethylcyclohexen-1-yl)-3,7-dimethylnona-2,4,6,8-tetraenoic acid;Tretinoin Impurity 5(Tretinoin EP Impurity F);Tretinoin EP Impurity F (4-Methoxy Retinoic Acid);Retinoic acid, 4-methoxy- (9CI);(2E,4E,6E,8E)-9-(3-methoxy-2,6,6-trimethylcyclohex-1-en-1-yl)-3,7-dimethylnona-2,4,6,8-tetraenoic acid;Tretinoin EP Impurity F/ rac-4-Methoxytretinoin;Retinoic Acid Impurity F |