Description

2-Naphthoyl Chloride is a versatile and highly reactive acid chloride derivative of 2-naphthoic acid, serving as a critical building block in advanced organic synthesis. Its primary value lies in its ability to efficiently introduce the 2-naphthoyl moiety, enabling the production of compounds with enhanced photophysical and electronic properties. This intermediate is essential for research and manufacturing in the pharmaceutical, agrochemical, and specialty materials sectors, where it is used to create active ingredients, dyes, and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs), other active pharmaceutical ingredients (APIs), and diagnostic agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as a core intermediate for creating high-performance naphthalene-based dyes, pigments, and optical brighteners.
• Polymer and Material Science: Employed in the synthesis of specialty polymers, liquid crystals, and organic semiconductors for electronic applications.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D for exploring new organic compounds and catalytic processes.
• Cosmetic Ingredient Synthesis: Used in the manufacture of UV absorbers and other specialty ingredients for personal care formulations.

Basic Information

Product Name	2-Naphthoyl Chloride
CAS No.	2243-83-6
Molecular Formula	C11H7ClO
Molecular Weight	190.63 g/mol
Synonyms	2-Naphthalenecarbonyl chloride; β-Naphthoyl chloride; 2-Naphthoic acid chloride; NSC 404080; β-Naphthoyl chloride; Naphthalene-2-carbonyl chloride; 2-Carboxynaphthalene chloride
EINECS	218-822-8

Quality Control

Our 2-Naphthoyl Chloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profile analysis by GC/HPLC, to ensure high purity and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to verify compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis. Keep away from strong bases, alcohols, and water.

Specification

Item	Specification
Appearance	White to light yellow crystalline solid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 98.0%
Melting Point	48 - 52 °C
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 0.5%

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