Description

1,4-Diaminonaphthalene CAS NO 2243-61-0 is a high-purity aromatic diamine compound that serves as a critical building block in advanced organic synthesis. Its bifunctional amine groups make it a versatile intermediate for creating complex molecules with specific optical and electronic properties. This product is essential for manufacturers and R&D laboratories in the dye, polymer, and pharmaceutical industries seeking reliable, high-quality raw materials.

Application

• Dye and Pigment Intermediate: A key precursor for the synthesis of high-performance naphthalimide dyes, pigments, and optical brighteners.
• Polymer Chemistry: Used as a monomer or cross-linking agent in the production of specialty polyimides, polyamides, and other high-temperature resistant polymers.
• Pharmaceutical Synthesis: Serves as a crucial intermediate in the development of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Corrosion Inhibitors: Employed in the formulation of advanced corrosion inhibitors for industrial applications.
• Analytical Reagent: Utilized in chemical analysis and as a reagent in various laboratory syntheses.
• Electronics and OLEDs: Investigated for use in the synthesis of organic semiconductors and materials for organic light-emitting diodes (OLEDs).

Basic Information

Product Name	1,4-Diaminonaphthalene
CAS No.	2243-61-0
Molecular Formula	C10H10N2
Molecular Weight	158.20 g/mol
Synonyms	1,4-Naphthalenediamine; 1,4-Naphthylenediamine; p-Diaminonaphthalene; Naphthalene-1,4-diamine; 1,4-Diaminonaphthalin; 1,4-DAN; 1,4-Diamino-naphthalene
EINECS	218-822-7

Quality Control

Our 1,4-Diaminonaphthalene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light brown to brown crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	120°C - 125°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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