Description

4-Chloro-1-Naphthalenecarboxylic Acid is a versatile naphthalene 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 derivatization for complex molecule construction. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to build naphthalene-based molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those with naphthalene cores, such as certain non-steroidal anti-inflammatory drugs (NSAIDs) and receptor antagonists.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, where the chloronaphthoic acid structure contributes to biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in metal-organic catalysis and coordination chemistry.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of high-performance organic dyes, pigments, and optical brighteners.
• Material Science Research: Employed in the synthesis of organic semiconductors, liquid crystals, and other functional materials requiring tailored aromatic carboxylic acids.
• Custom Synthesis and Contract Manufacturing: A valuable starting material for custom chemical synthesis services targeting complex, multi-step organic transformations.

Basic Information

Product Name	4-Chloro-1-Naphthalenecarboxylic Acid
CAS No.	1013-04-3
Molecular Formula	C11H7ClO2
Molecular Weight	206.62 g/mol
Synonyms	4-Chloro-1-naphthoic acid; 4-Chloronaphthalene-1-carboxylic acid; 1-Naphthalenecarboxylic acid, 4-chloro-; 4-Chloro-1-naphthalenecarboxylic acid; 4-Chloronaphthoic acid; 1-Carboxy-4-chloronaphthalene; 4-Chloro-1-naphthoate; NSC 404083
EINECS	213-800-7

Quality Control

Our 4-Chloro-1-Naphthalenecarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and heavy metals, to ensure it meets precise customer specifications. Certificates of Analysis (COA) with full traceability are provided for every shipment, supporting compliance in GMP and ISO environments.

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 strong bases, strong oxidizing agents, and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.