Description

4-Hydroxy-3-[4-[2-Methoxy-4-(3-Sulfophenylazo)Phenylazo]-3-Methylphenylazo]-6-(3-Sulfoanilino)-2-Naphthalenesulfonic Acid Trilithium Salt is a high-purity, water-soluble azo dye intermediate with a complex polyazo structure. This compound is valued for its ability to impart specific, stable color properties in advanced material science applications. It is primarily sought by manufacturers in the specialty dyes and pigments industry for producing high-performance colorants.

Application

• Primary intermediate for the synthesis of high-grade, water-soluble azo dyes and pigments.
• Used in the manufacturing of specialized colorants for inkjet inks, particularly for industrial and photographic printing.
• Key component in the production of dyes for textile coloration, especially for fibers requiring high wash and light fastness.
• Potential use in the formulation of functional dyes for optical applications and sensors.
• Research and development of novel colorants for advanced materials and coatings.

Basic Information

Product Name	4-Hydroxy-3-[4-[2-Methoxy-4-(3-Sulfophenylazo)Phenylazo]-3-Methylphenylazo]-6-(3-Sulfoanilino)-2-Naphthalenesulfonic Acid Trilithium Salt
CAS No.	107246-81-1
Molecular Formula	C40H27Li3N7O13S3
Molecular Weight	~ 947.7 g/mol (Contact for exact details)
Synonyms	Trilithium 4-hydroxy-3-{[4-({2-methoxy-4-[(3-sulfophenyl)diazenyl]phenyl}diazenyl)-3-methylphenyl]diazenyl}-6-[(3-sulfophenyl)amino]naphthalene-2-sulfonate; Polyazo dye intermediate; CI Direct Yellow 106 (Lithium salt form); Water-soluble azo dye salt; Trisodium salt analogue (related compound); Azoic Diazo Component 106; 107246-81-1; Trilithium salt of a sulfonated polyazo dye
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and R&D processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear solution

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.