Description

4-(2-Hydroxyethyl)-m-Phenylenediammonium Sulphate is a specialized organic salt of a substituted phenylenediamine derivative. This compound is a key intermediate and precursor in the synthesis of advanced materials and fine chemicals, valued for its dual functional groups. It is primarily utilized by manufacturers in the polymer, hair dye, and specialty chemical industries for its role in creating colorants, cross-linking agents, and high-performance resins.

Application

• Oxidative Hair Dye Intermediate: A crucial precursor in the formulation of permanent hair colorants, reacting with couplers to produce a wide spectrum of shades.
• Polymer & Resin Manufacturing: Used as a monomer or cross-linking agent in the production of epoxy hardeners, polyurethanes, and other specialty polymers.
• Textile Dye Synthesis: Serves as a building block for manufacturing azo dyes and other colorants used in textile and leather industries.
• Photographic Chemicals: Employed in the synthesis of developers and other light-sensitive compounds for photographic applications.
• Chemical Research & Development: Acts as a versatile intermediate in organic synthesis for pharmaceuticals and agrochemical research.
• Corrosion Inhibitor Formulation: Used in the development of additives for coatings and coolants due to its chelating properties.

Basic Information

Product Name	4-(2-Hydroxyethyl)-m-Phenylenediammonium Sulphate
CAS No.	93882-00-9
Molecular Formula	C8H16N2O6S
Molecular Weight	268.29 g/mol
Synonyms	N1-(2-Hydroxyethyl)-1,3-benzenediamine sulfate; 3-Amino-4-(2-hydroxyethylamino)benzenesulfonic acid (salt form); 4-(2-Hydroxyethylamino)-1,3-phenylenediamine sulfate; m-Phenylenediamine, N-(2-hydroxyethyl)-, sulfate; Hydroxyethyl-m-phenylenediamine sulfate; HE-m-PDA sulfate; 93882-00-9; 1,3-Benzenediamine, N1-(2-hydroxyethyl)-, sulfate (1:1)
EINECS	Contact for details

Quality Control

Our 4-(2-Hydroxyethyl)-m-Phenylenediammonium Sulphate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical specifications, supporting compliance with relevant industry standards.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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