Description

2,5-Diaminotoluene Sulfate is a key aromatic diamine salt used as a versatile chemical intermediate. Its primary value lies in its role as a precursor for the synthesis of dyes, pigments, and specialty polymers, where its two amine groups provide reactive sites for condensation and coupling reactions. This compound is essential for manufacturers in the dye and pigment, polymer, and fine chemical synthesis industries seeking reliable, high-purity building blocks.

Application

• Dye and Pigment Manufacturing: A crucial intermediate for producing azo dyes, hair dyes, and complex organic pigments.
• Polymer Synthesis: Used as a monomer or chain extender in the production of polyamides, polyimides, and other high-performance resins.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of certain active pharmaceutical ingredients (APIs) and fine chemicals.
• Corrosion Inhibitors: A component in formulations designed to protect metals in industrial processes.
• Photographic Chemicals: Utilized in the production of certain color-developing agents for photographic films and papers.
• Research & Development: Employed in organic synthesis and material science research for developing new compounds and materials.

Basic Information

Product Name	2,5-Diaminotoluene Sulfate
CAS No.	615-50-9
Molecular Formula	C7H12N2O4S
Molecular Weight	220.25 g/mol
Synonyms	2,5-Diaminotoluene Sulphate; Toluene-2,5-diamine Sulfate; 2-Methyl-1,4-benzenediamine Sulfate; 1,4-Diamino-2-methylbenzene Sulfate; 2-Methyl-p-phenylenediamine Sulfate; 2,5-Toluenediamine Sulfate; 2,5-Diaminotoluene Hydrogen Sulfate; 4-Amino-2-methylaniline Sulfate
EINECS	210-431-2

Quality Control

Our 2,5-Diaminotoluene Sulfate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for industrial and fine chemical applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee consistent quality and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and easily oxidized; containers must be kept tightly sealed to exclude moisture and air. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to light gray or light brown crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition (Sulfated Ash)	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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