Description

Ammonium Sodium 2-[4-[[1-[[(2-Methoxy-5-Methyl-4-Sulphonatophenyl)Amino]Carbonyl]-2-Oxopropyl]Azo]Phenyl]-6-Methylbenzothiazole-7-Sulphonate is a high-purity, water-soluble azo dye intermediate of significant commercial importance. Its value lies in its role as a key precursor for synthesizing specialized dyes and pigments with excellent color fastness and stability. This compound is primarily needed by manufacturers in the textile, ink, and specialty coatings industries seeking to produce vivid and durable colorants.

Application

• Primary Intermediate for Reactive Dyes: A critical building block in the synthesis of high-performance reactive dyes for cotton and other cellulosic fibers.
• Specialty Pigment Manufacturing: Used in the production of organic pigments for high-quality inks, including packaging and security inks.
• Functional Dye Synthesis: Serves as a precursor for dyes used in non-textile applications such as laser printing and imaging technologies.
• Research & Development: Employed in chemical R&D for developing novel chromophores with specific light-absorption properties.
• Industrial Coatings: Can be utilized in formulating specialized industrial coatings where specific color properties are required.

Basic Information

Product Name	Ammonium Sodium 2-[4-[[1-[[(2-Methoxy-5-Methyl-4-Sulphonatophenyl)Amino]Carbonyl]-2-Oxopropyl]Azo]Phenyl]-6-Methylbenzothiazole-7-Sulphonate
CAS No.	72705-24-9
Molecular Formula	C26H23N5NaO9S2 • NH4 (or similar variant; contact for exact salt form)
Molecular Weight	Contact for details
Synonyms	7-Benzothiazolesulfonic acid, 2-[4-[[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]azo]phenyl]-6-methyl-, ammonium sodium salt; C.I. Reactive Yellow 107 intermediate; Azo benzothiazole dye intermediate; Ammonium sodium salt of azo sulfonic acid; 72705-24-9; Reactive dye precursor Y-107; Water-soluble azo compound; Benzothiazole azo sulfonate
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high chemical purity. Quality is verified through advanced analytical techniques including HPLC and spectrophotometry. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance 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). This material is light-sensitive (store away from light) and hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Water Content	Max. 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	Max. 20 ppm
Solubility in Water	Completely soluble

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