Description

8-Chloro-2-Hydroxynaphthalene is a versatile chlorinated naphthol derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its bifunctional structure, which allows for selective reactions at both the hydroxyl and chloro substituents, enabling the construction of complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty dye industries who require high-purity building blocks for synthesis.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with naphthalene-based scaffolds.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Serves as a starting material for producing azo dyes and other complex colorants.
• Organic Light-Emitting Diodes (OLEDs): Potential building block for electron-transport materials or host materials in OLED research.
• Ligand and Catalyst Development: Useful for creating chelating ligands in coordination chemistry and catalysis.
• Polymer Chemistry: Can be incorporated as a monomer or additive to modify polymer properties.
• Research and Development: Valuable reference standard and reagent in academic and industrial R&D laboratories.

Basic Information

Product Name	8-Chloro-2-Hydroxynaphthalene
CAS No.	29921-50-4
Molecular Formula	C10H7ClO
Molecular Weight	178.62 g/mol
Synonyms	2-Hydroxy-8-chloronaphthalene; 8-Chloro-2-naphthol; 8-Chloro-β-naphthol; 2-Naphthol, 8-chloro-; 8-Chloro-2-hydroxynaphthalene; β-Naphthol, 8-chloro-; 8-Chloronaphthalen-2-ol
EINECS	Contact for details

Quality Control

Our 8-Chloro-2-Hydroxynaphthalene is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118 - 122 °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.