Description

4-[(4-Amino-5-Methoxy-o-Tolyl)Azo]Benzenesulphonic Acid Monohydrochloride is a specialized azo compound primarily used as a key chemical intermediate. Its value lies in its precise molecular structure, which is essential for synthesizing high-performance dyes and pigments. This product is critical for manufacturers in the colorant, specialty chemical, and advanced materials industries seeking reliable, high-purity intermediates for their production processes.

Application

• Dye and Pigment Synthesis: A crucial intermediate for the production of high-value azo dyes and organic pigments, particularly for applications requiring specific color fastness and stability.
• Specialty Colorants: Used in the manufacture of specialized colorants for inks, coatings, and plastics where precise chemical structure dictates performance properties.
• Chemical Research & Development: Serves as a building block in organic synthesis for developing new functional molecules and materials in R&D laboratories.
• Analytical Reagents: Can be utilized in the formulation of specific analytical reagents or indicators in laboratory settings.
• Pharmaceutical Intermediates: Potential use as a synthetic precursor in the development of certain pharmacologically active compounds, subject to appropriate purity grades.

Basic Information

Product Name	4-[(4-Amino-5-Methoxy-o-Tolyl)Azo]Benzenesulphonic Acid Monohydrochloride
CAS No.	68400-35-1
Molecular Formula	C14H16N4O4S • HCl
Molecular Weight	380.82 g/mol (Free acid: 344.37 g/mol)
Synonyms	Benzenesulfonic acid, 4-[(4-amino-5-methoxy-2-methylphenyl)azo]-, monohydrochloride; 4-[(4-Amino-5-methoxy-2-methylphenyl)azo]benzenesulfonic acid hydrochloride; C.I. 37155; Azoic Diazo Component 107; Fast Scarlet TR Salt; Scarlet TR Salt; 4-Amino-5-methoxy-2-methylazobenzene-4'-sulfonic acid hydrochloride; o-Anisidine-4-sulfonic acid, diazotized and coupled, hydrochloride
EINECS	Contact for details

Quality Control

Our production of 4-[(4-Amino-5-Methoxy-o-Tolyl)Azo]Benzenesulphonic Acid Monohydrochloride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the specifications required for its application as a high-performance intermediate. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials. Due to its complex azo structure, prolonged exposure to elevated temperatures or direct light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95.0%
Loss on Drying	Max. 2.0%
Residue on Ignition (Sulfated Ash)	Max. 0.5%
Heavy Metals (as Pb)	Max. 20 ppm
Related Substances (HPLC)	Individual impurity: Max. 1.0% Total impurities: Max. 3.0%
Solubility	Soluble in water, sparingly soluble in organic solvents

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