Description

2-Chloro-1-Naphthoic Acid is a versatile chlorinated naphthoic acid derivative that serves as a key synthetic intermediate in advanced organic chemistry. Its value lies in the strategic positioning of the chloro and carboxylic acid functional groups, enabling precise chemical modifications for creating complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel active pharmaceutical ingredients (APIs), especially non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its naphthalene core for biological activity.
• Dye and Pigment Manufacturing: Serves as a precursor for high-value azo dyes, pigments, and optical brighteners due to its stable aromatic structure.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create specialized ligands for catalytic systems and metal-organic frameworks (MOFs).
• Polymer Modification: Acts as a monomer or modifier in the synthesis of specialty polymers, resins, and engineering plastics to impart specific thermal or chemical resistance.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for studying electrophilic aromatic substitution and carboxylation reactions.

Basic Information

Product Name	2-Chloro-1-Naphthoic Acid
CAS No.	7720-42-5
Molecular Formula	C11H7ClO2
Molecular Weight	206.62 g/mol
Synonyms	2-Chloro-1-naphthalenecarboxylic acid; 2-Chloronaphthalene-1-carboxylic acid; 1-Carboxy-2-chloronaphthalene; 2-Chloro-1-naphthoic acid; NSC 403107; 2-Chloronaphthoic acid; 2-Chloro-1-naphthylcarboxylic acid
EINECS	231-765-7

Quality Control

Our 2-Chloro-1-Naphthoic Acid is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR for identification, and residual solvent analysis, to ensure it meets stringent specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	205°C - 210°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.