Compound Q&A
What are the main uses of Direct Blue 71 (CAS: 4399-55-7)?
Answer
Direct Blue 71 (CAS: 4399-55-7) is widely used in the textile industry for dyeing cotton, wool, and viscose due to its excellent light and wash fastness. It is also used in paper and leather dyeing.
About
CAS No
4399-55-7
English Name
Direct Blue 71
Molecular Formula
C40H23N7Na4O13S4
Molecular Weight
1029.9 g/mol
SMILES
C1=CC=C2C(=C1)C(=CC=C2N=NC3=CC4=C(C=CC=C4S(=O)(=O)[O-])C(=C3)S(=O)(=O)[O-])N=NC5=C6C=CC(=CC6=C(C=C5)N=NC7=C(C=C8C=C(C=CC8=C7O)N)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
InChIKey
QTTDXDAWQMDLOF-UHFFFAOYSA-J
Last Updated: 2025-10-15 20:00
