Synonyms: 2-(Cyclohexylcarbonyl)-1,2,3,6,7-11b-hexahydro-4 H -pyrazino[2,1- a isoquinolin-4-one Formula: C19H24N2O2 Formula Weight: 312.41 CAS No.: 55268-74-1 Storage Temperature: 2-8°C Legal Information: VETRANAL is a trademark of Sigma-Aldrich Co. LLC