Description

2-Hydroxy-5-[(2-Methoxyphenyl)Azo]Benzoic Acid is an azo dye intermediate characterized by its distinct molecular structure, which is pivotal for imparting color properties. This compound matters for its role in synthesizing specific, high-value dyes and pigments used in demanding industrial applications. It is primarily needed by manufacturers in the textile, ink, and specialty chemical sectors who require consistent, high-purity intermediates for their production processes.

Application

• Dye and Pigment Synthesis: A key intermediate for producing azo dyes, particularly those yielding yellow to orange shades for textiles and inks.
• Textile Industry: Used in the coloration of natural and synthetic fibers, including cotton, wool, and polyesters.
• Printing Inks: Serves as a colorant component in the formulation of various printing inks for packaging and publications.
• Research & Development: Employed in chemical research as a model compound for studying azo coupling reactions and photochemical properties.
• Specialty Coatings: Potential use in the formulation of colored coatings and paints where specific lightfastness is required.
• Analytical Chemistry: Can be utilized as a pH indicator or a reagent in specific analytical methods due to its color-changing properties.

Basic Information

Product Name	2-Hydroxy-5-[(2-Methoxyphenyl)Azo]Benzoic Acid
CAS No.	6408-41-9
Molecular Formula	C15H14N2O4
Molecular Weight	286.28 g/mol
Synonyms	5-[(2-Methoxyphenyl)azo]salicylic acid; C.I. Mordant Yellow 5; Salicylic acid, 5-[(2-methoxyphenyl)azo]-; 2-Hydroxy-5-(o-methoxyphenylazo)benzoic acid; o-Methoxyphenylazosalicylic Acid; Azodye Intermediate Y-5; Acid Yellow M-R; C.I. 14110
EINECS	229-072-5

Quality Control

Our 2-Hydroxy-5-[(2-Methoxyphenyl)Azo]Benzoic Acid is produced under a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent performance for your applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is available upon request to support your quality assurance protocols.

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	Yellow to orange powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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