Description

1,2-Dibromonaphthalene is a halogenated naphthalene derivative of significant interest in advanced organic synthesis. This compound serves as a versatile and valuable building block for the development of complex organic molecules, particularly in materials science and pharmaceutical research. Its primary utility lies in its role as a key intermediate for synthesizing functionalized polycyclic aromatic hydrocarbons (PAHs), liquid crystals, and organic electronic materials. Industrial and academic researchers require this high-purity intermediate to ensure precise and reproducible outcomes in their development processes.

Application

• Organic Synthesis Intermediate: A crucial building block for the preparation of complex polycyclic aromatic compounds and functionalized naphthalenes.
• Materials Science Research: Used in the synthesis of organic semiconductors, liquid crystals, and other advanced functional materials for electronic applications.
• Pharmaceutical Research & Development: Serves as a key precursor in the synthesis of pharmacologically active molecules and novel chemical entities.
• Agrochemical Intermediate: Employed in the research and development of new active ingredients and specialty chemicals.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of specialized dyes and high-performance pigments.
• Academic & Industrial R&D: A standard reagent for methodological development and exploration of new coupling and functionalization reactions in chemistry laboratories.

Basic Information

Product Name	1,2-Dibromonaphthalene
CAS No.	5438-13-1
Molecular Formula	C10H6Br2
Molecular Weight	285.96 g/mol
Synonyms	1,2-Dibromonaphthalene; Naphthalene, 1,2-dibromo-; 1,2-Dibromonaphthalin; 1,2-DBN; NSC 404087; 1,2-Dibromonaftalen (Dutch); 1,2-ジブロモナフタレン (Japanese); 1,2-二溴萘 (Chinese)
EINECS	226-613-9

Quality Control

Our 1,2-Dibromonaphthalene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity against established specifications. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, detailing all critical quality attributes. Our commitment to quality assurance supports your R&D and production needs with reliable, high-grade chemical intermediates.

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 strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	81 - 85 °C
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.