Description

2,5-Diaminoanisole Sulfate is a high-purity aromatic diamine salt, primarily utilized as a critical intermediate in advanced organic synthesis. Its value lies in its dual functionality, serving as a versatile building block for the production of complex dyes, pigments, and specialty polymers. This compound is essential for manufacturers in the hair dye, textile dye, and pharmaceutical intermediate sectors, where consistent quality and reliable supply are paramount for production efficiency.

Application

• Primary Intermediate for Oxidative Hair Dyes: A key precursor in the formulation of permanent hair coloring agents, contributing to color development and stability.
• Dye and Pigment Synthesis: Used in the manufacture of azo dyes and other complex colorants for textiles, inks, and coatings.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of certain active pharmaceutical ingredients (APIs) and diagnostic agents.
• Polymer and Resin Modifier: Can be incorporated into specialty polymers to modify properties such as adhesion, cross-linking density, or UV absorption.
• Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic pathways and material science applications.
• Photographic Chemicals: Historically used in the production of certain photographic developing agents.

Basic Information

Product Name	2,5-Diaminoanisole Sulfate
CAS No.	66671-82-7
Molecular Formula	C7H12N2O5S
Molecular Weight	236.25 g/mol
Synonyms	2,5-Diaminoanisole Sulphate; 1,4-Diamino-2-methoxybenzene Sulfate; 2-Methoxy-1,4-benzenediamine Sulfate; 4-Amino-2-methoxyaniline Sulfate; p-Amino-o-anisidine Sulfate; C.I. Oxidation Base 12 (Salt); 2,5-DAA Sulfate
EINECS	Contact for details

Quality Control

Our 2,5-Diaminoanisole Sulfate is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation. Certificates of Analysis (COA) documenting purity and conformance to agreed specifications are provided with every shipment. We support compliance with relevant global chemical regulations, including REACH.

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 material is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening containers for use. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to light gray or light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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