C.I. Food Red 1

CAS: 4548-53-2

Ref. IN-DA003TUS

Product Information

• Name: C.I. Food Red 1
• Synonyms: Food red 1, 4R purple, Crimson 4R, Purple 4R, Food Red 4, Red shade #24, Usacert Red No. 4, Red No. 1, Red No. 4, C.I. Food Red 1, disodium salt, Ext. D&C Red No. 24, Cerven potravinarska 1 [Czech], Disodium 2-(5-sulfo-2,4-xylylazo)-1-naphthol-4-sulfonate, 2-(6-Sulfo-2,4-xylylazo)-1-naphthol-4-sulfonic acid, disodium salt, 2-(6-Sulpho-2,4-xylylazo)-1-naphthol-4-sulphonic acid, disodium salt, 4-Hydroxy-3-((5-sulfo-2,4-xylyl)azo)-1-naphthalenesulfonic acid, disodium salt, Disodium 3-((2,4-dimethyl-5-sulfophenyl)azo)-4-hydroxy-1-naphthalenesulfonate, 1-Naphthalenesulfonic acid, 3-((2,4-dimethyl-5-sulfophenyl)azo)-4-hydroxy-, disodium salt, 1-Naphthalenesulfonic acid, 3-[(2,4-dimethyl-5-sulfophenyl)azo]-4-hydroxy-, disodium salt, 3-((2,4-Dimethyl-5-sulfophenyl)azo)-4-hydroxy-1-naphthalenesulfonic acid, disodium salt, 3-((2,4-Dimethyl-5-sulphophenyl)azo)-4-hydroxy-1-naphthalenesulphonic acid, disodium salt, 4-Hydroxy-3-((5-sulpho-2,4-xylyl)azo)-1-naphthalenesulphonic acid, disodium salt, 1-Naphthalenesulfonic acid, 4-hydroxy-3-((6-sulfo-2,4-xylyl)azo)-, disodium salt, 3-((2,4-Dimethyl-5-sulfophenyl)azo)-4-hydroxy-1-naphthalenesulfon- ic acid, disodium salt, Disodium 3-((2,4-dimethyl-5-sulphonatophenyl)azo)-4-hydroxynaphthalene-1-sulphonate, disodium 3-[(E)-(2,4-dimethyl-5-sulfonatophenyl)diazenyl]-4-hydroxynaphthalene-1-sulfonate, Cerven potravinarska 1, c rimson 4R, 1-Naphthalenesulfonic acid, 3-(2-(2,4-dimethyl-5-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:2), 1-Naphthalenesulfonic acid, 3-[2-(2,4-dimethyl-5-sulfophenyl)diazenyl]-4-hydroxy-, sodium salt (1:2), 3-(2,4-Dimethyl-5-sulfophenylazo)-4-hydroxynaphthalene-1-sulfonic acid disodium salt, 4-hydroxy-3-((6-sulfo-2,4-xylyl)azo)-1-naphthalenesulfon ic acid, disodium salt, 4-hydroxy-3-((6-sulfo-2,4-xylyl)azo)-1-naphthalenesulfonic acid, disodium salt, 4-Hydroxy-3-(2,4-dimet hyl-5-sulfophenylazo)-1-naphthalenesulfonic acid disodium salt, 4-Hydroxy-3-(2,4-dimethyl-5-sulfophenylazo)-1-naphthalenesulfonic acid disodium salt, disodium 3-[(2,4-dimethyl-5-sulfonato-phenyl)hydrazono]-4-oxo-naphthalene-1-sulfonate, disodium 3-[(2,4-dimethyl-5-sulfonatophenyl)hydrazinylidene]-4-oxonaphthalene-1-sulfonate, disodium 3-[(2,4-dimethyl-5-sulfophenyl)diazenyl]-4-oxidonaphthalene-1-sulfonate, Disodium 4-hydroxy-3-(2,4-dimethyl-5-sulfonatophenylazo)-1-naphthalenesulfonate, disodium;3-[(E)-(2,4-dimethyl-5-sulfonatophenyl)diazenyl]-4-hydroxynaphthalene-1-sulfonate, sodium (E)-3-((2,4-dimethyl-5-sulfonatophenyl)diazenyl)-4-hydroxynaphthalene-1-sulfonate, 3-[(2,4-dimethyl-5-sulfophenyl)azo]-4-hydroxy-1-naphthalenesulfonic acid disodium salt
• Brand: Indagoo

Chemical properties

• Molecular weight: 480.4225
• Formula: C₁₈H₁₄N₂Na₂O₇S₂
• Purity: 95%
• Color/Form: Solid
• InChI: InChI=1S/C18H16N2O7S2.2Na/c1-10-7-11(2)16(28(22,23)24)8-14(10)19-20-15-9-17(29(25,26)27)12-5-3-4-6-13(12)18(15)21;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2
• InChI key: ONTQJDKFANPPKK-UHFFFAOYSA-L