Compound Q&A
What are the physical and chemical properties of Acid Red 26 (>80%) (CAS: 3761-53-3)?
Answer
Acid Red 26 (>80%) (CAS: 3761-53-3) is a water-insoluble, light-fast azo dye. It has a molecular weight of approximately 660.4 g/mol. The dye exhibits poor solubility in water but can dissolve in organic solvents. It is stable under acidic conditions and exhibits good resistance to light and fading. Its crystalline form is an amorphous solid. It is reactive towards cellulose and protein fibers, making it suitable for dyeing textiles and leather.
About
CAS No
3761-53-3
English Name
Acid Red 26 (>80%)
Molecular Formula
C18H14N2Na2O7S2
Molecular Weight
480.4 g/mol
SMILES
CC1=CC(=C(C=C1)N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+]
InChIKey
YJVBLROMQZEFPA-UHFFFAOYSA-L
Last Updated: 2025-10-10 21:10
