Products 7143-21-7

CAS 7143-21-7 appears in our catalog under these names: Beta-naphthol violet, 95%, Disodium 3–hydroxy–4–(4–nitrophenyl)azonaphthalene–2,7–disulphonate, 2-Naphthol violet, Disodium 3-hydroxy-4-(4-nitrophenyl)azonaphthalene-2,7-disulphonate, 98%, 98%, beta-Naphthol violet. Offered by: Combi-blocks, GLPBio, Biosynth, Chemat, MedChemExpress. Available pack sizes: 25g, 1g, 5g, 2g, 10g, Get quote.

Beta-naphthol violet, 95%
Combi-blocks
  • size: 25g, 1g, 5g
  • Variants: 3
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Disodium 3–hydroxy–4–(4–nitrophenyl)azonaphthalene–2,7–disulphonate
GLPBio
  • size: 5g
  • Variants: 1
from 587.68
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2-Naphthol violet
Biosynth
  • size: 5g, 2g, 10g, 25g
  • Variants: 4
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Disodium 3-hydroxy-4-(4-nitrophenyl)azonaphthalene-2,7-disulphonate, 98%, 98%
Chemat
  • size: 1g
  • Variants: 1
from 165.20
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beta-Naphthol violet
MedChemExpress
  • size: Get quote
  • Variants: 1
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Structural formula: {0} (CAS {1})

Disodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate (CAS 7143-21-7) is a chemical compound with the molecular formula C16H9N3Na2O9S2 and a molecular weight of 497.4 g/mol. IUPAC name: disodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate. InChIKey: YTTDMCWAOBZSJR-UHFFFAOYSA-L.

Identity
Molecular formulaC16H9N3Na2O9S2
Molecular weight497.4 g/mol
IUPAC namedisodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate
InChIKeyYTTDMCWAOBZSJR-UHFFFAOYSA-L
SMILESC1=CC(=CC=C1N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])[N+](=O)[O-].[Na+].[Na+]

Computed by PubChem (NCBI)

Synonyms: Disodium 3-hydroxy-4-((4-nitrophenyl)azo)naphthalene-2,7-disulphonate, Disodium 3-hydroxy-4-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate, beta-NAPHTHOL VIOLET, Disodium 3-hydroxy-4-(4-nitrophenyl)azonaphthalene-2,7-disulphonate, Sodium 3-hydroxy-4-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate, disodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate, |A-Naphthol Violet, 2-Naphthol violet, orb2566835, 1-(4-Nitrophenylazo)-2-naphthol-3,6-disulfonic Acid Disodium Salt