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Home/Compounds/Dye & Pigment/Acid Red 151
C22H15N4NaO4S
454.4 g/mol
Dye & Pigment

Acid Red 151

CAS6406-56-0
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
synthetic acid dye

Acid Red 151 is a synthetic acid dye used primarily in textile and industrial coloring applications. Its structure features multiple aromatic rings and a sulfonate group, contributing to its solubility and affinity for protein-based fibers.

textile dyeingindustrial coloring

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Identifiers
IUPAC Name

sodium 4-[[4-[(2-hydroxynaphthalen-1-yl)diazenyl]phenyl]diazenyl]benzenesulfonate

InChIKey

QERXHBDEEFLTOL-UHFFFAOYSA-M

SMILES

C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC=C(C=C3)N=NC4=CC=C(C=C4)S(=O)(=O)[O-])O.[Na+]

Synonyms (11)
  • ACID RED 3B
  • Acid Red 151
  • Allilon Acid Red MRS
  • Amacid Neutral Red BW
  • Calcocid Milling Red 3R
  • Cloth Scarlet
  • Triacid Red S
  • Vicoacid Red