Product Name: Isotretinoin Synonyms: cis-retinoic acid; isoretinoin; Isotrex; 2-cis-vitamin A acid; neovitamin A acid Chemical Name: (2Z,4E,6E,8E)-3,7-Dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl) -2,4,6,8-nonatetraenoic acid CAS No.: 4759-48-2 Molecular Formula: C20H28O2 Molecular Weight: 300.44 Standard: USP27