Allura Red
Name: Allura Red
CAS Registry Number: 25956-17-6
CA Index Name: 2-Naphthalenesulfonic acid, 6-hyd-roxy-5-[2-(2-methoxy-5-methyl-4-sulfophenyl)diazenyl]-, sodium salt (1: 2)
Other Names: 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-, disodium salt; 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(6-methoxy-4-sulfo-m-tolyl)azo]-, disodium salt; Allura Red 40; Allura Red AC; Allura red; C.I. 16035; C.I. Food Red 17; E 129; FD and C Red No. 40; FD&C Red No. 40; FDC Red 40; FDC Red 40 dye; Food Red 17; Food Red No. 17; Food Red No. 40; Japan Food Red No. 40; Japan Red 40; Red 40; Red No. 40
Merck Index Number: 284
Chemical / Dye Class: Azo
Molecular Formula: C18H14N2Na2O8S2
Molecular Weight: 496.42
Physical Form: Dark red powder
Solubility: Soluble in water, ethanol
Melting Point: > 300 °C
Absorption (λmax): 504 nm
Synthesis: Synthetic methods
Staining Applications: Alcohol; beverage; drinks; syrup; candies; cotton candy; baked food; frozen food; aerated fruits; seafood; sweetener; capsules; pharmaceutical dosage; tablets; toothpaste; suncreeen; dental bleaching gel; eyebrows; lips; skin; body surfaces;tattoos; hairs; keratin fibers; cocoa bath; waters
Biological Applications: Antifungal formulation; treating bone metabolic diseases, coughing, sneezing, rhinorrhea, nasal obstruction, periodontal disease, rhinitis
Industrial Applications: Antireflective coatings; inks; detergents; colored bubbles; fabric softeners; textiles; entertainment products; toys
Safety / Toxicity: Carcinogenicity; chromosomal aberration; developmental toxicity; DNA damage; genotoxicity; hyperactive behavior in children; mutagenicity; neurotoxicity; psychotoxicity, reproductive toxicity
Certification / Approval: Approved by Food & Drugs Administration (FDA)
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