Description

2-[(5-Isocyanato-2-Methylphenyl)Methyl]-m-Phenylene Diisocyanate is a specialized aromatic diisocyanate monomer, a key building block in the synthesis of high-performance polymers. Its unique asymmetrical structure provides distinct reactivity profiles and polymer properties compared to conventional symmetrical diisocyanates. This compound is essential for manufacturers requiring tailored polyurethane and polyurea systems with specific mechanical, thermal, or chemical resistance characteristics.

Application

• High-Performance Polyurethane Elastomers: Used as a core monomer to produce elastomers with enhanced toughness, abrasion resistance, and low-temperature flexibility for industrial rollers, seals, and gaskets.
• Specialty Coatings and Adhesives: Imparts superior chemical resistance, adhesion, and durability in advanced industrial coatings, linings, and structural adhesives.
• Modified Polyisocyanates: Serves as a precursor for the synthesis of polyisocyanate adducts, biurets, and isocyanurates used in weather-resistant coatings and composites.
• Thermoset Polymers for Composites: A critical component in resin formulations for fiber-reinforced plastics (FRP) requiring high heat distortion temperatures and dimensional stability.
• Automotive and Aerospace Components: Used in the production of lightweight, durable parts such as interior panels, under-the-hood components, and structural elements.
• Research & Development: Employed in academic and industrial R&D for developing novel polymer architectures with customized properties.

Basic Information

Product Name	2-[(5-Isocyanato-2-Methylphenyl)Methyl]-m-Phenylene Diisocyanate
CAS No.	94213-36-2
Molecular Formula	C17H12N2O4
Molecular Weight	308.29 g/mol
Synonyms	1,3-Diisocyanato-2-[(5-isocyanato-2-methylphenyl)methyl]benzene; 2-[(5-Isocyanato-2-methylphenyl)methyl]-1,3-phenylene diisocyanate; Asymmetric m-TMXDI; m-Phenylene diisocyanate derivative; 2-Methyl-5-[(2,4-diisocyanatophenyl)methyl]phenyl isocyanate; Bis(isocyanatophenyl)methane derivative; TMXDI isomer; Modified XDI
EINECS	Contact for details

Quality Control

Our production of 2-[(5-Isocyanato-2-Methylphenyl)Methyl]-m-Phenylene Diisocyanate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, isocyanate content, and impurity profiling, to ensure consistent purity and performance. Certificates of Analysis (COA) with detailed specifications are provided for each shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at temperatures between 2°C and 8°C (35°F to 46°F) to minimize volatility and degradation. This material is highly volatile and easily oxidized; it is recommended to store under a dry inert atmosphere (e.g., nitrogen or argon) and keep away from heat, sparks, and open flames. Keep container tightly sealed when not in use to prevent moisture ingress and polymerization.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (NCO Content)	≥ 98.0 %
Purity (HPLC)	≥ 97.0 %
Hydrolyzable Chloride	≤ 50 ppm
Total Chlorine	≤ 100 ppm
Viscosity (at 25°C)	Contact for details
Specific Gravity (at 25°C)	Contact for details

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