Acid Red 26

CAS: 3761-53-3

Ref. 3B-P0590

Product Information

• Name: Acid Red 26
• Synonyms: Ponceau de Xylidine, Ponceau R, 1-(2,4-Xylylazo)-2-naphthol-3,6-disulfonic acid disodium salt, 1695 Red, 2,7-Naphthalenedisulfonic acid, 4-[(2,4-dimethylphenyl)azo]-3-hydroxy-, disodium salt, 2,7-Naphthalenedisulfonic acid, 4-[2-(2,4-dimethylphenyl)diazenyl]-3-hydroxy-, sodium salt (1:2), 4-(2,4-Dimethylphenylazo)-3-hydroxy-2,7-naphthalenedisulfonic acid, disodium salt, Acid Leather Red KPR, Acid Leather Red P 2R, Acid Leather Scarlet IRW, Acid Ponceau 2RL, Acid Ponceau R, Acid Ponceau Special, Acid Scarlet, Acid Scarlet 2B, Acid Scarlet 2R, Acid Scarlet 2RL, Acidal Ponceau G, Ahcocid Fast Scarlet R, Aizen Ponceaux RH, Amacid Lake Scarlet 2R, Borunil Ponceau A 2R, Brilliant Ponceau G, Calcocid Scarlet 2R, Calcolake Scarlet 2R, Certicol Ponceau MXS, Colacid Ponceau Special, Colorosacid Scarlet, D and C Red No. 5, Disodium 1-(2,4-Dimethylphenylazo)-2-Hydroxynaphthalene-3,6-Disulphonate, Disodium salt of 1-(2,4-xylylazo)-2-naphthol-3,6-disulfonic acid, Edicol Supra Ponceau R, Fenazo Scarlet 2R, Food Red 5, Hexacol Ponceau 2R, Hexacol Ponceau MX, Hidacid Scarlet 2R, Japan Red 503, Japan Red No. 503, Kiton Ponceau 2R, Kiton Ponceau R, Kiton Scarlet 2RC, Lake Scarlet 2RBN, Lake Scarlet R, Naphthalene Lake Scarlet R, Naphthalene Scarlet R, Naphthazine Scarlet 2R, Naphthazine Scarlet 2RN, Neklacid Red RR, New Ponceau 4R, Paper Red HRR, Pigment Ponceau R, Ponceau 2R Extra A Export, Ponceau 2RL, Ponceau 2RX, Ponceau BNA, Ponceau G, Ponceau MX, Ponceau PXM, Ponceau RR, Ponceau RR Type 8019, Ponceau RS, Ponceau Red R, Ponceau Xylidine, Ponceau red RR, Ponsol R, Red No.503, Scarlet 2R, Scarlet 2RB, Scarlet 2RL Bluish, Scarlet R, Scarlet RRA, Tertracid Ponceau 2R, Triacid Ponceau 2R, Xylidine Ponceau, Xylidine Red, disodium (4E)-4-[(2,4-dimethylphenyl)hydrazono]-3-oxo-3,4-dihydronaphthalene-2,6-disulfonate, disodium (4Z)-4-[(2,4-dimethylphenyl)hydrazono]-3-oxo-3,4-dihydronaphthalene-2,6-disulfonate, disodium 4-[(E)-(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,7-disulfonate, ponceau 2R
• Brand: TCI

Chemical properties

• Molecular weight: 480.42
• Formula: C₁₈H₁₄N₂Na₂O₇S₂
• Color/Form: Red to Dark red to Brown powder to crystal