Description

2-Methyl-1,4-Diaminonaphthalene is a high-purity aromatic diamine derivative, serving as a critical intermediate in advanced organic synthesis. Its value lies in its dual amine functionality and naphthalene backbone, which enable the construction of complex heterocyclic structures and functional dyes. This compound is essential for R&D chemists and production specialists in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in the development of compounds with naphthalene-based scaffolds.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators requiring specific aromatic amine precursors.
• Dye and Pigment Manufacturing: Serves as a crucial precursor for azo dyes, naphthol AS derivatives, and other high-value colorants, contributing to color fastness and specific hue properties.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polyimides, epoxy resins, and other high-temperature polymers, enhancing thermal and mechanical properties.
• Corrosion Inhibitor Formulation: Incorporated into formulations designed to protect metal surfaces in industrial applications.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new organic reactions and synthesizing complex molecular architectures.

Basic Information

Product Name	2-Methyl-1,4-Diaminonaphthalene
CAS No.	83-68-1
Molecular Formula	C11H12N2
Molecular Weight	172.23 g/mol
Synonyms	1,4-Diamino-2-methylnaphthalene; 2-Methyl-1,4-naphthalenediamine; 2-Methylnaphthalene-1,4-diamine; 1,4-Naphthalenediamine, 2-methyl-; 2-Methyl-1,4-diaminonaphthalene; 2-Methyl-1,4-naphthylenediamine; 2-Methyl-1,4-diamino-naphthalene; 2-Methyl-1,4-diaminonaphthalin
EINECS	201-497-8

Quality Control

Our 2-Methyl-1,4-Diaminonaphthalene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the stringent requirements for use in pharmaceutical and advanced chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Light yellow to 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 (as Pb)	≤ 20 ppm

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