Description

2-Naphthyl Isocyanate is a versatile aromatic isocyanate monomer essential for introducing the naphthyl moiety into advanced chemical structures. Its primary value lies in serving as a key building block for the synthesis of specialized polymers, agrochemicals, and pharmaceutical intermediates, where it imparts unique steric and electronic properties. This high-purity compound is critically needed by R&D laboratories and production facilities in the polymer, specialty chemical, and life sciences industries seeking to develop novel materials and active compounds. 2-Naphthyl Isocyanate CAS NO 2243-54-1 is supplied with full traceability and rigorous quality control to ensure batch-to-batch consistency for your most demanding applications.

Application

• Polymer Chemistry: A key monomer for the synthesis of polyurethanes and polyurea resins with enhanced thermal stability and mechanical properties.
• Pharmaceutical Intermediates: Used in the production of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring a bulky aromatic component.
• Agrochemical Synthesis: Serves as a precursor in the manufacture of herbicides, fungicides, and pesticides, where the naphthyl group can improve efficacy and environmental profile.
• Specialty Chemical Manufacturing: Employed in the synthesis of dyes, pigments, and optical brighteners due to its aromatic structure.
• Cross-linking Agent: Functions as an effective cross-linker for coatings, adhesives, and elastomers, improving hardness and chemical resistance.
• Chemical Research & Development: A valuable reagent for organic synthesis, including the preparation of ureas, carbamates, and amides under mild conditions.
• Material Science: Used to modify surface properties and create advanced functional materials with specific interaction sites.

Basic Information

Product Name	2-Naphthyl Isocyanate
CAS No.	2243-54-1
Molecular Formula	C11H7NO
Molecular Weight	169.18 g/mol
Synonyms	2-Naphthyl isocyanate; β-Naphthyl isocyanate; 2-Isocyanatonaphthalene; Isocyanic acid, 2-naphthyl ester; Naphthalene-2-isocyanate; 2-Naphthalenyl isocyanate; NSC 403124
EINECS	218-819-5

Quality Control

Every batch of 2-Naphthyl Isocyanate is manufactured and tested under a strict quality management system. We ensure the product meets high-purity standards suitable for research and industrial synthesis. Comprehensive testing includes identity confirmation, purity assay, and control of critical impurities. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee specification compliance and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under a dry inert atmosphere to prevent degradation. Keep away from heat, open flames, and incompatible materials such as alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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