Description

3,5-Diamino-2-[[2-Sulfo-4-[(4-Sulfophenyl)Azo]Phenyl]Azo]Benzoic Acid Sodium Salt Reaction Products With Diazotized Mono[2-[(4-Aminophenyl)Sulfonyl]Ethyl]Sulfate is a high-purity, water-soluble azo dye intermediate of significant industrial importance. Its complex, multi-functional structure provides excellent chromophoric properties and reactivity, making it a critical precursor for synthesizing high-performance dyes and pigments. This product is essential for manufacturers in the textile, ink, and specialty coatings industries seeking to produce vivid, stable colors with specific technical characteristics.

Application

• Primary Intermediate for Reactive Dyes: Key building block for synthesizing high-quality reactive dyes used in cotton and cellulose fiber dyeing.
• Textile Colorant Production: Manufacture of dyes for wool, silk, and nylon, offering good wash and light fastness.
• Inkjet Ink Formulations: Used in the production of specialized pigments for industrial and commercial printing inks.
• Functional Dye Synthesis: Intermediate for creating dyes used in lasers, optical data storage, and other high-tech applications.
• Paper Coloring: Production of dyes for high-grade paper and specialty packaging materials.
• Leather Dyeing: Component in dye systems for achieving deep, uniform shades on leather goods.

Basic Information

Item	Details
Product Name	3,5-Diamino-2-[[2-Sulfo-4-[(4-Sulfophenyl)Azo]Phenyl]Azo]Benzoic Acid Sodium Salt Reaction Products With Diazotized Mono[2-[(4-Aminophenyl)Sulfonyl]Ethyl]Sulfate
CAS No.	298214-91-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Orange 107; Reactive Orange 107; 3,5-Diamino-2-[[2-Sulfo-4-[(4-Sulfophenyl)Azo]Phenyl]Azo]Benzoic Acid, Sodium Salt, Reaction Products with Diazotized Mono[2-[(4-Aminophenyl)Sulfonyl]Ethyl] Sulfate; Azo Dye Intermediate for Reactive Orange 107; Diazonium Salt Coupling Product; Sodium 3,5-diamino-2-[[2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl]diazenyl]benzoate reaction products
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems to ensure batch-to-batch consistency and performance. Quality is verified through comprehensive analytical testing, including HPLC for purity and assay, spectrophotometry for color strength, and stringent control of impurity profiles. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical specifications.

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 hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

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

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