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Acid Blue 113

Acid Blue 113

CAS Number: 3351-05-1

Molecular Formula: C32H21N5Na2O6S2

Purity: Acid Blue 113 50% purity

About Acid Blue 113

Acid Blue 113 (CAS 3351-05-1) serves as a critical disazo dye in the United States textile and leather industries, where its industry specific purity 98% (textiles) is essential for achieving high exhaustion rates and superior wet-fastness on nylon and wool substrates. C.I. 33510 has seen a resurgence in demand among N...

Acid Blue 113 Specifications

CAS Number
3351-05-1
Molecular Formula
C32H21N5Na2O6S2
Molecular Weight
681.65 g/mol
IUPAC Name
disodium;8-anilino-5-[[4-[(3-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-1-sulfonate
Canonical SMILES
C1=CC=C(C=C1)NC2=C3C(=C(C=C2)N=NC4=CC=C(C5=CC=CC=C54)N=NC6=CC(=CC=C6)S(=O)(=O)[O-])C=CC=C3S(=O)(=O)[O-].[Na+].[Na+]
InChI Key
XPRMZBUQQMPKCR-UHFFFAOYSA-L
Molecular Weight
681.65 g/mol
Purity
Acid Blue 113 50% purity

Textile Dye

A widely used diazo dye primarily employed for the vibrant and durable coloration of protein and polyamide fibers such as wool, silk, and nylon

Leather and Tannery Colorant

A versatile anionic dye utilized in the leather industry to provide deep, consistent blue shades resistant to fading

Paper Colorant

A functional dye used to ensure uniform and bright blue coloration for various industrial and specialty paper products

Biological Stain

A high-purity chemical reagent used in scientific research for staining biological samples in hematology, histology, and microscopy

Environmental Research Model

A persistent azo dye targeted in adsorption and degradation studies for developing advanced wastewater treatment and mineralization technologies.

Acid Blue 113 FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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