C.I. Food Red 1, ≥95%

cas: 4548-53-2 — see every product listed under this CAS number, including other names

C.I. Food Red 1, ≥95% (CAS 4548-53-2) is a chemical reagent available from Chemat. Available pack sizes: 1g, 5g, 25g. Offered by: Chemat.

brandChemat
catalog numberCh114TUS-1g
cas4548-53-2
size1g
availability 25g
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Available pack sizes

brand size price
Chemat 1g 141.20 Pln
Chemat 5g 323.60 Pln
Chemat 25g 419.60 Pln

properties

purity≥95%
delivery time3 weeks
Structural formula: {0} (CAS {1})

Disodium;3-[(2,4-dimethyl-5-sulfonatophenyl)diazenyl]-4-hydroxynaphthalene-1-sulfonate (CAS 4548-53-2) is a chemical compound with the molecular formula C18H14N2Na2O7S2 and a molecular weight of 480.4 g/mol. IUPAC name: disodium;3-[(2,4-dimethyl-5-sulfonatophenyl)diazenyl]-4-hydroxynaphthalene-1-sulfonate. InChIKey: ONTQJDKFANPPKK-UHFFFAOYSA-L.

Identity
Molecular formulaC18H14N2Na2O7S2
Molecular weight480.4 g/mol
IUPAC namedisodium;3-[(2,4-dimethyl-5-sulfonatophenyl)diazenyl]-4-hydroxynaphthalene-1-sulfonate
InChIKeyONTQJDKFANPPKK-UHFFFAOYSA-L
SMILESCC1=CC(=C(C=C1N=NC2=C(C3=CC=CC=C3C(=C2)S(=O)(=O)[O-])O)S(=O)(=O)[O-])C.[Na+].[Na+]

Computed by PubChem (NCBI)

Synonyms: FD&C Red 4, Ponceau SX, C.I. Food Red 1, Food red 1, Crimson 4R, FD&C Red No. 4, FD & C Red no. 4, C.I. Food Red 1, disodium salt, FD and C Red No. 4, Red 4
Isomers (same molecular formula)
disodium;4-[(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,6-disulfonate C18H14N2Na2O7S2

Also listed as

disodium 3-[(E)-2-(2,4-dimethyl-5-sulfonatophenyl)diazen-1-yl]-4-hydroxynaphthalene-1-sulfonate, 95% Combi-blocks CAS 4548-53-2
Ponceau SX Chemat Brand CAS 4548-53-2
Ponceau SX GLPBio CAS 4548-53-2
Ponceau SX, >95.0%(HPLC) TCI CAS 4548-53-2