Description

2-Biphenylyl Isocyanate is a specialized aromatic isocyanate monomer used as a key building block in advanced polymer synthesis. Its rigid biphenyl structure is critical for imparting enhanced thermal stability, mechanical strength, and specific reactivity into final polymeric materials. This high-purity intermediate is essential for manufacturers in the agrochemical, pharmaceutical, and high-performance materials sectors seeking to develop novel products with tailored properties.

Application

• Agrochemical Intermediate: Serves as a precursor in the synthesis of modern pesticides and herbicides, where the biphenyl moiety contributes to biological activity and environmental stability.
• Pharmaceutical Building Block: Used in the research and development of active pharmaceutical ingredients (APIs), particularly those requiring urea or carbamate functional groups derived from isocyanate chemistry.
• Polymer Modification: A valuable monomer for producing specialized polyurethanes, polyureas, and other polymers that benefit from the rigidity and high glass transition temperature (Tg) provided by the biphenyl unit.
• Crosslinking Agent: Employed in coatings, adhesives, and elastomer formulations to introduce durable crosslinks, enhancing chemical resistance and mechanical properties.
• Chemical Research & Development: A versatile reagent in organic synthesis for creating novel heterocycles, amides, and other derivatives for material science and medicinal chemistry applications.
• Liquid Crystal & Electronic Materials: Acts as a synthon for materials requiring conjugated, rod-like molecular structures, such as certain liquid crystal displays (LCDs) and organic semiconductors.

Basic Information

Item	Details
Product Name	2-Biphenylyl Isocyanate
CAS No.	17337-13-2
Molecular Formula	C13H9NO
Molecular Weight	195.22 g/mol
Synonyms	2-Isocyanatobiphenyl; o-Biphenylyl Isocyanate; [1,1'-Biphenyl]-2-yl isocyanate; 2-Phenylphenyl isocyanate; Biphenyl-2-yl isocyanate; 2-Biphenyl isocyanate; NSC 406913
EINECS	Contact for details

Quality Control

Our 2-Biphenylyl Isocyanate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full traceability and compliance with your internal quality standards and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at 2-8°C (refrigerated) or as specified on the label. Due to its highly volatile and moisture-sensitive nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) after opening to prevent hydrolysis and maintain purity. Keep away from strong bases, acids, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
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.