Sub Group: Research Compounds Catalog Number: 13377 Formula: C20H28O2 CAS Number: 4759-48-2 Molecular Weight: 300.42 Synonyms: 3,7-Dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2Z,4E,6E,8E-nonatetranenoic acidIsotretinoin