Description

Sodium 3-[(4-Amino-3-Methoxyphenyl)Azo]Benzoate is a water-soluble azo dye intermediate, known for its vibrant color properties and chemical stability. This compound is essential for manufacturers requiring precise and reliable colorants for specialized applications. It is primarily utilized in the production of dyes and pigments for textiles, inks, and analytical chemistry reagents.

Application

• Textile Dyeing: As a key intermediate for synthesizing acid and direct dyes for wool, silk, and nylon.
• Ink Manufacturing: Used in the formulation of colorants for specialty printing inks.
• Analytical Reagents: Employed as a colorimetric indicator or reagent in laboratory analysis.
• Paper Coloring: For the production of colored papers and paper products.
• Leather Finishing: In the dyeing process for leather goods.
• Research & Development: Serves as a building block in organic synthesis and chemical research.

Basic Information

Product Name	Sodium 3-[(4-Amino-3-Methoxyphenyl)Azo]Benzoate
CAS No.	10142-37-7
Molecular Formula	C14H11N3NaO3
Molecular Weight	292.25 g/mol
Synonyms	Benzoic acid, 3-[(4-amino-3-methoxyphenyl)azo]-, sodium salt; C.I. 37175; Sodium 3-[(4-amino-3-methoxyphenyl)diazenyl]benzoate; 4-Amino-3-methoxyazobenzene-4'-carboxylic acid sodium salt; Azobenzene-3-carboxylic acid, 4'-amino-3'-methoxy-, sodium salt; Azoic Diazo Component 37; Light-sensitive (store away from light)
EINECS	Contact for details

Quality Control

Our Sodium 3-[(4-Amino-3-Methoxyphenyl)Azo]Benzoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and chemical composition. Certificates of Analysis (COA) detailing specific batch results are available upon request.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Water Solubility	Freely soluble

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