Acid Red 289

Acid Red 289

CAS Number
12220-28-9
Molecular Formula
C35H29N2NaO7S2
Purity
289 95% purity

About Acid Red 289

Acid Red 289 (CAS 12220-28-9) is increasingly sought after as a high purity fine chemical for specialized applications in the US textile and information electronics sectors, where it serves as a critical colorant for high-performance synthetic fibers and color filters. C.I. 45110 is witnessing a significant demand shif...

Acid Red 289 Specifications

CAS Number
12220-28-9
Molecular Formula
C35H29N2NaO7S2
Molecular Weight
676.73 g/mol
IUPAC Name
sodium 4-[6-(2,6-dimethylanilino)-9-(2-sulfonatophenyl)xanthen-3-ylidene]azaniumyl-3,5-dimethylbenzenesulfonate
Canonical SMILES
CC1=C(C(=CC=C1)C)NC2=CC3=C(C=C2)C(=C4C=CC(=[NH+]C5=C(C=C(C=C5C)S(=O)(=O)[O-])C)C=C4O3)C6=CC=CC=C6S(=O)(=O)[O-].[Na+]
InChI Key
MLYDRRZQNRGWEQ-LCIKDZSISA-M
Molecular Weight
676.73 g/mol
Purity
289 95% purity
Physical appearance
Dark red to Brown powder to crystal

Textile Dye

A water-soluble xanthene dye utilized for the vibrant coloration of protein and polyamide fibers such as wool, silk, and nylon, exhibiting good lightfastness and stability

Biological Stain

A vital staining agent employed in laboratory settings to visualize and contrast cellular structures under microscopy for histological and pathological research

Industrial Colorant

A versatile pigment used in the formulation of inks, soaps, detergents, and water-soluble adhesives

Material Science Component

A specialized raw material used in the manufacturing of color filters for the information electronics industry.

Acid Red 289 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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