Products 523-44-4

CAS 523-44-4 appears in our catalog under these names: Sodium 4-((4-hydroxynaphthalen-1-yl)diazenyl)benzenesulfonate, BS, alpha-Naphthol Orange (Technical Grade), alpha-Naphthol Orange, Orange 1 sodium, Orange I/ 96.48% (existing batch purity). Offered by: Chemat, BLDpharm, TRC, Dr. Ehrenstorfer, TargetMol. Available pack sizes: 25g, 100g, 500g, 2,5g, 250mg, 500mg, 100mg, 1g.

Sodium 4-((4-hydroxynaphthalen-1-yl)diazenyl)benzenesulfonate, BS
Chemat, BLDpharm
  • size: 25g, 100g, 500g
  • Variants: 6
from 112.40
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alpha-Naphthol Orange (Technical Grade)
TRC
  • size: 2,5g, 250mg
  • Variants: 2
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alpha-Naphthol Orange
TRC, TCI
  • size: 500mg, 25g
  • Variants: 2
from 201.94
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Orange 1 sodium
Dr. Ehrenstorfer
  • size: 100mg
  • Variants: 1
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Orange I/ 96.48% (existing batch purity)
TargetMol
  • size: 1g, 5g, 10g, 500mg
  • Variants: 4
from 392.86
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Orange I
GLPBio
  • size: 1g, 250mg, 500mg
  • Variants: 3
from 540.87
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Tropaeolin 000 No. 1
Chemat
  • size: 1g, 5g
  • Variants: 2
from 147.54
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Orange I, 86.26%
MedChemExpress
  • size: 250 mg, 1 g, 500 mg
  • Variants: 3
from 263.96
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Orange I, BS
Ambeed
  • size: 25g, 100g, 500g
  • Variants: 3
from 142.31
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Structural formula: {0} (CAS {1})

CI Acid Orange 20 is an organic molecular entity.

Source: ChEBI

Identity
Molecular formulaC16H11N2NaO4S
Molecular weight350.3 g/mol
IUPAC namesodium 4-[(4-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonate
InChIKeyAZLXCBPKSXFMET-UHFFFAOYSA-M
SMILESC1=CC=C2C(=C1)C(=CC=C2O)N=NC3=CC=C(C=C3)S(=O)(=O)[O-].[Na+]

Computed by PubChem (NCBI)

Synonyms: Orange I, C.I. Acid Orange 20, Sodium 4-((4-hydroxynaphthalen-1-yl)diazenyl)benzenesulfonate, Acid Orange 20, alpha-Naphthol orange, Acid Leather Orange I, Japan Orange 1, A.F. Orange No. 1, Naphthol orange, Yellow 404
Isomers (same molecular formula)
sodium 4-[(2-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonate C16H11N2NaO4S
sodium 6-hydroxy-5-phenyldiazenylnaphthalene-2-sulfonate C16H11N2NaO4S
sodium 4-[(2Z)-2-(3,4,5,6,7,8-hexadeuterio-2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate C16H11N2NaO4S