Description

7-Bromo-1-Hydroxynaphthalene is a halogenated naphthol derivative serving as a versatile and critical organic intermediate. Its value lies in the strategic positioning of bromine and hydroxyl groups on the naphthalene ring, enabling precise functionalization for advanced synthesis. This compound is essential for R&D chemists and process engineers in the pharmaceutical and specialty chemical industries, where it is used to construct complex molecular architectures for active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel therapeutic agents, particularly those with naphthalene-based scaffolds.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its halogenated structure for bioactivity.
• Dye and Pigment Manufacturing: Serves as a precursor for brominated azo dyes and high-performance pigments, contributing to color fastness and stability.
• Organic Light-Emitting Diodes (OLEDs): Acts as a starting material for electron-transport or host materials in OLED device fabrication.
• Liquid Crystal Compounds: Utilized in the synthesis of halogenated liquid crystal molecules for display technologies.
• Polymer Modification: Employed to introduce functional naphthol groups into polymer chains to alter thermal or optical properties.
• Research & Development: A valuable reagent in academic and industrial laboratories for methodological studies in cross-coupling and substitution reactions.
• Complex Ligand Synthesis: Used to create specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	7-Bromo-1-Hydroxynaphthalene
CAS No.	91270-69-8
Molecular Formula	C₁₀H₇BrO
Molecular Weight	223.07 g/mol
Synonyms	7-Bromo-1-naphthol; 1-Hydroxy-7-bromonaphthalene; 7-Bromonaphthalen-1-ol; 7-Bromo-α-naphthol; 7-Bromo-1-naphthalenol; NSC 403119; 1-Naphthol, 7-bromo-
EINECS	Contact for details

Quality Control

Every batch of 7-Bromo-1-Hydroxynaphthalene is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards, and our quality protocols include identity confirmation, purity assay, and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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 incompatible materials such as strong oxidizing agents and strong bases. The container must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	125 - 130 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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