Description

3-[[4-(acetamido)phenyl]azo]-5-amino-4-hydroxy-6-[[4-[2-[4-[(4-methoxyphenyl)azo]-2-sulphophenyl]vinyl]-3-sulphophenyl]azo]naphthalene-2,7-disulphonic acid, ammonium sodium salt is a high-purity, complex azo dye intermediate essential for producing vivid and stable colorants. Its sophisticated molecular structure provides excellent chromophoric properties, making it a critical component for achieving specific, high-performance hues. This compound is primarily needed by manufacturers in the textile, ink, and specialty coatings industries seeking advanced dye synthesis capabilities.

Application

• Primary Intermediate for Reactive and Direct Dyes: A key building block in the synthesis of high-grade dyes for cotton, wool, and nylon.
• Specialty Ink Formulation: Used in the production of pigments for high-quality printing inks, including textile and packaging inks.
• Industrial Coatings: Imparts color and stability in coatings for plastics, leather, and paper products.
• Research & Development: Serves as a standard or experimental compound in chemical research for new colorant technologies.
• Functional Dye Synthesis: Potential use in creating dyes for non-textile applications such as sensors or light-absorbing materials.

Basic Information

Item	Details
Product Name	3-[[4-(acetamido)phenyl]azo]-5-amino-4-hydroxy-6-[[4-[2-[4-[(4-methoxyphenyl)azo]-2-sulphophenyl]vinyl]-3-sulphophenyl]azo]naphthalene-2,7-disulphonic acid, ammonium sodium salt
CAS No.	83232-38-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Red 198; Ammonium sodium salt of a complex azo dye acid; Reactive Red 198; 3-[[4-(Acetylamino)phenyl]azo]-5-amino-4-hydroxy-6-[[4-[2-[4-[(4-methoxyphenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-2,7-naphthalenedisulfonic acid ammonium sodium salt; C.I. 18221; Reactive Red 198 (ammonium sodium salt); Azo dye intermediate 83232-38-6
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and performance. Quality is verified through comprehensive analytical testing, including chromatographic purity analysis and spectrophotometric identification. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance systems.

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). Keep away from strong oxidizing agents. Due to its complex azo structure and potential sensitivity, the container should be kept tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Solubility (in water)	Partially soluble to soluble
Heavy Metals	Contact for details

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