74479-40-6

Butyl [(2E,4E,6E,8E)-9-(4-Methoxy-2,3,6-trimethyl)phenyl-3,7-dimethylnona-2,4,6,8]tetraenoate is an impurity of Acitretin (A189900), a synthetic retinoid which is the major metabolite of Etretinate (E938000).