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Home/Compounds/Dye & Pigment/Sulforhodamine B
C27H29N2NaO7S2
580.7 g/mol
Dye & Pigment

Acid red 52

CAS3520-42-1EC222-529-8
Category
Dye & Pigment
Compound Class
Amine
Primary Use
dyeing wool and polyamides

Acid red 52 is a sulfonated xanthene dye used primarily for dyeing wool and polyamide fibers. It is characterized by its anionic sulfonate groups and cationic iminium moiety, contributing to its affinity for protein-based and synthetic polyamide textiles.

dyeing of wooldyeing of polyamide fibers

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-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzene-1,3-disulfonate

InChIKey

SXQCTESRRZBPHJ-UHFFFAOYSA-M

SMILES

CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=C(C=C(C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]

Synonyms (44)
  • Acid Leather Red KB
  • Acid Red 52;Kiton Red 620
  • Acid Red XB
  • Acid Rhodamine B
  • Acid red 52
  • Aizen Food Red No. 106
  • Amacid Rhodamine B
  • Amido Rhodamine B
  • Brilliant Acid Rhodamine B
  • C.I. Acid Red 52
  • COVACAP ROSE W 4102
  • Erio Acid Red XB
  • Erio Acid Red XBC
  • Fenazo Pink XXB
  • Food Red 106
  • Food red no. 106
  • JAPAN RED 106
  • Kiton Rhodamine B
  • Lissamine Rhodamine
  • PHLOXINE RHODAMINE
  • Pontacyl Brilliant Pink
  • Red 106
  • Red No. 106
  • Solar Rhodamine B
  • Sulforhodamine B sodium salt
  • VIBRACOLOR RED ARE52
  • Xylene Red
  • Xylene Red B