Products 4548-53-2

CAS 4548-53-2 appears in our catalog under these names: disodium 3-[(E)-2-(2,4-dimethyl-5-sulfonatophenyl)diazen-1-yl]-4-hydroxynaphthalene-1-sulfonate, 95%, Ponceau SX, Ponceau SX, Ponceau SX, >95.0%(HPLC), C.I. Food Red 1, ≥95%, ≥95%. Offered by: Combi-blocks, Chemat Brand, Dr. Ehrenstorfer, GLPBio, TCI. Available pack sizes: 5g, 25g, 1g, on request, 100mg, 25MG.

disodium 3-[(E)-2-(2,4-dimethyl-5-sulfonatophenyl)diazen-1-yl]-4-hydroxynaphthalene-1-sulfonate, 95%
Combi-blocks
  • size: 5g, 25g, 1g
  • Variants: 3
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Ponceau SX
Chemat Brand, Dr. Ehrenstorfer, Sigma-Aldrich
  • size: on request, 100mg, 25MG
  • Variants: 3
from 501.80
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Ponceau SX
GLPBio
  • size: 5g
  • Variants: 1
from 695.33
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Ponceau SX, >95.0%(HPLC)
TCI
  • size: 25g
  • Variants: 1
from 315.04
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C.I. Food Red 1, ≥95%, ≥95%
Chemat
  • size: 1g, 5g, 25g
  • Variants: 3
from 141.20
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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