Description

6-Amino-5-[[4-[[2-(Sulphooxy)Ethyl]Sulphonyl]Phenyl]Azo]Naphthalene-2-Sulphonic Acid, Sodium Salt is a high-purity, water-soluble azo dye intermediate essential for producing vibrant and stable colorants. Its molecular structure, featuring multiple sulphonic acid groups, provides excellent solubility and substantivity, making it a critical building block for advanced dyes. This compound is primarily required by manufacturers in the textile, ink, and specialty chemical industries seeking to develop high-performance, color-fast products.

Application

• Primary Intermediate for Reactive Dyes: A key precursor in the synthesis of high-quality reactive dyes for cotton, wool, and nylon fibers.
• Textile Colorant Production: Used in manufacturing dyes that offer excellent wash and light fastness for the textile industry.
• Ink and Pigment Formulation: Serves as a functional intermediate in the production of inks for digital printing and specialty pigments.
• Research & Development: Employed in chemical R&D for developing novel chromophores and functional dyes.
• Specialty Chemical Synthesis: Acts as a building block for creating complex molecules used in analytical reagents and other fine chemicals.

Basic Information

Product Name	6-Amino-5-[[4-[[2-(Sulphooxy)Ethyl]Sulphonyl]Phenyl]Azo]Naphthalene-2-Sulphonic Acid, Sodium Salt
CAS No.	94158-89-1
Molecular Formula	C18H15N3O9S3Na
Molecular Weight	576.51 g/mol
Synonyms	6-Amino-5-[(4-((2-sulfooxyethyl)sulfonyl)phenyl)azo]-2-naphthalenesulfonic acid, sodium salt; Reactive Dye Intermediate; C.I. Reactive Orange 107 intermediate; Sodium 6-amino-5-[[4-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate; Azo dye intermediate 94158-89-1; 5-[[4-[[2-(Sulfooxy)ethyl]sulfonyl]phenyl]azo]-6-amino-2-naphthalenesulfonic acid sodium salt
EINECS	Contact for details

Quality Control

Our production of 6-Amino-5-[[4-[[2-(Sulphooxy)Ethyl]Sulphonyl]Phenyl]Azo]Naphthalene-2-Sulphonic Acid, Sodium Salt adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance as a dye intermediate. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm

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