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HomeProduct name listAcid Red 87

Acid Red 87

Synonym(s):Solvent red 43;Acid Red 87;Eosin yellowish;Bromo acid J. TS, XL, or XX;Bromofluorescein

  • CAS NO.:548-26-5
  • Empirical Formula: C20H6Br4Na2O5
  • Molecular Weight: 647.89
  • MDL number: MFCD00036189
  • EINECS: 241-409-6
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-05-27 17:30:58
Acid Red 87 Structural

What is Acid Red 87?

Chemical properties

Red, crystalline powder. Soluble in alcohol and acetic acid; insoluble in water. The potassium and sodium salts are soluble in water.

The Uses of Acid Red 87

Dyeing silk, cotton, and wool; red writing ink; cosmetic products; biological stain; coloring motor fuel.

Definition

ChEBI: Eosin YS dye is an organic sodium salt that is 2',4',5',7'-tetrabromofluorescein in which the carboxy group and the phenolic hydroxy group have been deprotonated and the resulting charge is neutralised by two sodium ions. It has a role as a fluorochrome and a histological dye. It is an organobromine compound and an organic sodium salt. It contains a 2',4',5',7'-tetrabromofluorescein(2-).

Hazard

Questionable carcinogen.

Properties of Acid Red 87

storage temp.  Amber Vial, -20°C Freezer, Under inert atmosphere
solubility  Methanol (Slightly), Water (Slightly)
form  Solid
color  Red to Dark Red
Stability: Hygroscopic
CAS DataBase Reference 548-26-5
EPA Substance Registry System C.I. Acid Red 87 (548-26-5)

Safety information for Acid Red 87

Computed Descriptors for Acid Red 87

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