Description

n-Ethyl-4,5-Dichloro-o-Phenylenediamine is a specialized aromatic diamine derivative, primarily utilized as a high-value intermediate in advanced chemical synthesis. Its core value lies in its functionalized aromatic ring structure, which makes it a critical building block for creating complex molecules with specific electronic or binding properties. This compound is essential for research and development chemists and manufacturers in the pharmaceutical, agrochemical, and specialty dye industries who require precise and reliable intermediates for heterocyclic synthesis and polymer modification.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for heterocyclic compounds and targeted small molecules.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides, leveraging its dichloro-substituted aromatic system.
• Polymer & Resin Modifier: Serves as a curing agent or cross-linking monomer in the production of high-performance epoxy resins and polyimides.
• Dye & Pigment Manufacturing: Intermediate for synthesizing complex azo dyes and organic pigments, where the ethyl and chloro groups influence color fastness and hue.
• Chemical Research & Development: A valuable reagent in organic synthesis for constructing complex aromatic amines and exploring new reaction pathways.
• Corrosion Inhibitor Formulation: Component in specialty formulations designed to protect metals in harsh industrial environments.

Basic Information

Product Name	n-Ethyl-4,5-Dichloro-o-Phenylenediamine
CAS No.	63134-16-7
Molecular Formula	C8H10Cl2N2
Molecular Weight	205.08 g/mol
Synonyms	4,5-Dichloro-2-(ethylamino)aniline; 1-Ethyl-2,3-diamino-4,5-dichlorobenzene; 2-Amino-4,5-dichloro-N-ethylbenzene-1,4-diamine; N-Ethyl-4,5-dichloro-1,2-benzenediamine; 4,5-Dichloro-N1-ethylbenzene-1,2-diamine; o-Phenylenediamine, N-ethyl-4,5-dichloro-; 63134-16-7
EINECS	Contact for details

Quality Control

Our n-Ethyl-4,5-Dichloro-o-Phenylenediamine is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) that detail specifications including assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the stringent requirements for use as a pharmaceutical and agrochemical intermediate.

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). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
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.