Description

1,2-Bis(Isocyanatomethyl)Benzene is a high-purity aromatic diisocyanate monomer, a critical building block for advanced polymer synthesis. Its value lies in its ability to impart superior mechanical strength, thermal stability, and chemical resistance to the final polymeric materials. This compound is essential for manufacturers in the polyurethane, coatings, adhesives, and specialty elastomer industries seeking to develop high-performance products.

Application

• Polyurethane Elastomers: A key raw material for producing high-performance, wear-resistant elastomers used in industrial wheels, rollers, and seals.
• Coatings and Adhesives: Serves as a cross-linking agent in formulations requiring exceptional durability, chemical resistance, and adhesion, such as industrial maintenance coatings and structural adhesives.
• Specialty Polymers: Used in the synthesis of advanced polyurethane dispersions (PUDs) and other polymers for applications in textiles, leather finishing, and advanced composites.
• Automotive Components: Employed in the production of high-grade polyurethane parts requiring a balance of flexibility, strength, and resistance to oils and fuels.
• Sealants and Gaskets: A vital component in formulating high-performance sealants and gasket materials that must withstand harsh environmental conditions.
• Chemical Intermediates: Acts as a versatile intermediate for further chemical synthesis, enabling the creation of custom-designed molecules with specific functional properties.

Basic Information

Product Name	1,2-Bis(Isocyanatomethyl)Benzene
CAS No.	25854-16-4
Molecular Formula	C10H8N2O2
Molecular Weight	188.18 g/mol
Synonyms	1,2-Bis(isocyanatomethyl)benzene; o-Xylylene Diisocyanate; o-XDI; 1,2-Diisocyanatomethylbenzene; Benzene-1,2-dimethylene diisocyanate; 1,2-Bis(isocyanatomethyl)benzol; o-Phenylene Dimethylene Diisocyanate; 1,2-Bis(methylisocyanate)benzene
EINECS	247-311-5

Quality Control

Our 1,2-Bis(Isocyanatomethyl)Benzene is manufactured under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including assay, isocyanate content, and impurity profile analysis, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing all relevant quality parameters.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent moisture ingress and subsequent 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
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0 %
Isocyanate Content (NCO)	44.5 - 45.0 %
Hydrolyzable Chloride	≤ 0.01 %
Total Chloride	≤ 0.02 %
Viscosity (25°C)	Contact for details
Specific Gravity (25°C)	Contact for details

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