Description

3-Amino-α-(Methylamino)Toluene-4-Sulphonic Acid is a specialized aromatic sulfonic acid derivative that serves as a critical intermediate in advanced organic synthesis. Its molecular structure, featuring both amino and methylamino substituents, makes it a versatile building block for creating complex molecules with specific functional properties. This compound is primarily utilized by manufacturers in the dye, pigment, and pharmaceutical industries for the development of high-value products.

Application

• Primary Intermediate for Dyes and Pigments: A key precursor in the synthesis of azo dyes, acid dyes, and reactive dyes, contributing to color fastness and vibrancy.
• Pharmaceutical Synthesis: Used as a building block in the manufacture of certain active pharmaceutical ingredients (APIs) and diagnostic agents.
• Chemical Research & Development: Employed in organic chemistry research for the development of novel compounds and material science applications.
• Specialty Chemical Production: Functions as an intermediate in the production of corrosion inhibitors, photographic chemicals, and other fine chemicals.

Basic Information

Product Name	3-Amino-α-(Methylamino)Toluene-4-Sulphonic Acid
CAS No.	19659-80-4
Molecular Formula	C8H12N2O3S
Molecular Weight	216.26 g/mol
Synonyms	4-Amino-3-(methylamino)toluene-6-sulfonic acid; 2-Methyl-5-(methylamino)-4-aminobenzenesulfonic acid; 3-Amino-α-(methylamino)-p-toluenesulfonic acid; 4-Amino-3-(methylamino)-6-methylbenzenesulfonic acid; 2-Methyl-4-amino-5-(methylamino)benzenesulfonic acid; 5-Amino-4-(methylamino)-2-methylbenzenesulfonic acid; 3-Amino-α-(methylamino)toluene-4-sulfonic acid; 4-Amino-3-(methylamino)toluene-6-sulphonic acid
EINECS	Contact for details

Quality Control

Our production of 3-Amino-α-(Methylamino)Toluene-4-Sulphonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and reliability for industrial applications. Certificates of Analysis (COA) documenting all critical 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, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be kept under dry conditions to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Off-white to light brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 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.