Description

4-Chloro-1-Naphthol is a versatile chlorinated naphthol derivative that serves as a crucial intermediate in the synthesis of more complex organic molecules. Its unique structure makes it valuable for creating dyes, pigments, and biologically active compounds where precise halogen substitution is required. This high-purity intermediate is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable synthesis pathways.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection chemicals.
• Dye and Pigment Manufacturing: Serves as a precursor for the development of specific azo dyes and colorants.
• Research & Development: Employed in academic and industrial labs for organic synthesis and method development.
• Chemical Intermediate: A versatile starting material for further functionalization to create more complex naphthalene-based compounds.
• Material Science: Potential use in the synthesis of organic electronic materials and ligands for catalysis.

Basic Information

Item	Detail
Product Name	4-Chloro-1-Naphthol
CAS No.	604-44-4
Molecular Formula	C10H7ClO
Molecular Weight	178.62 g/mol
Synonyms	4-Chloro-1-naphthalenol; 1-Naphthol, 4-chloro-; 4-Chloronaphthalen-1-ol; p-Chloro-α-naphthol; 4-Chloro-α-naphthol; 1-Hydroxy-4-chloronaphthalene; NSC 403697
EINECS	210-070-4

Quality Control

Our 4-Chloro-1-Naphthol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118°C - 122°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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