Name: Citrus Red 2 Synonyms: Citrus Red No. 2, C.I. Solvent Red 80, C.I. 12156 Molecular Formula: C18H16N2O3 CAS Registry Number: 6358-53-8 Citrus Red 2, Citrus Red No. 2, C.I. Solvent Red 80, or C.I. 12156 is an artificial dye. As a food dye, it is permitted by Food and Drug Administration (FDA) since 1956 only for use in the United States on skin on some oranges.[1][2][3][4] While the dye is a carcinogen, it does not penetrate the orange peel into the pulp.[citation needed] It is an orange to yellow solid or a dark red powder with a melting point of 156 °C. Citrus Red 2 is not water-soluble, but readily soluble in many organic solvents. E121,6358-53-8,Citrus Red 2,Citrus Red No. 2, C.I. Solvent Red 80, C.I. 12156,Citrus Red 2 food colouring , Citrus Red 2 supplier,Citrus Red 2 manufacturer,Citrus Red 2 exporter,Citrus Red 2 importer,Citrus Red 2 distributor