Description

(2,4,6-Trioxotriazine-1,3,5(2H,4H,6H)-Triyl)Tris(Methyl-m-Phenylene) Isocyanate is a specialized, multi-functional aromatic isocyanate derivative of isocyanuric acid, designed for high-performance polymer synthesis. This compound matters for its ability to introduce a rigid, thermally stable triazine core and three reactive isocyanate groups into polymer backbones, significantly enhancing crosslink density, mechanical strength, and chemical resistance. Industrial R&D chemists and formulators in advanced coatings, adhesives, and specialty elastomers need this chemical to develop next-generation materials with superior durability.

Application

• High-Performance Polyurethane Coatings: As a crosslinking agent for automotive, industrial, and aerospace coatings requiring exceptional hardness, weatherability, and chemical resistance.
• Specialty Adhesives & Sealants: Used to formulate high-strength, thermally stable adhesives for demanding applications in construction, electronics, and automotive assembly.
• Elastomer Modification: Incorporated into polyurethane and polyurea elastomers to improve tensile strength, modulus, and thermal stability.
• Advanced Composite Materials: Serves as a key monomer for synthesizing polyisocyanurate and polyimide-isocyanate hybrid resins with low flammability and high heat distortion temperatures.
• Surface Modification & Coupling Agent: Functionalizes inorganic fillers (e.g., silica, glass fibers) to improve dispersion and interfacial adhesion in composite systems.
• Pharmaceutical & Agrochemical Intermediates: Used in the synthesis of complex molecules containing the triazine moiety for active ingredient development.

Basic Information

Item	Detail
Product Name	(2,4,6-Trioxotriazine-1,3,5(2H,4H,6H)-Triyl)Tris(Methyl-m-Phenylene) Isocyanate
CAS No.	26603-40-7
Molecular Formula	C30H21N3O6
Molecular Weight	519.51 g/mol
Synonyms	Tris(3-isocyanato-5-methylphenyl) isocyanurate; 1,3,5-Tris(3-isocyanato-5-methylphenyl)-1,3,5-triazine-2,4,6(1H,3H,5H)-trione; Isocyanuric acid tris(3-isocyanato-5-methylphenyl) ester; Desmodur® Z 4470 BA (trade name analog); Tri-functional aromatic isocyanate based on isocyanurate; Tris(5-methyl-m-phenylene diisocyanate) isocyanurate; TMI-based isocyanurate trimer
EINECS	Contact for details

Quality Control

Our production of (2,4,6-Trioxotriazine-1,3,5(2H,4H,6H)-Triyl)Tris(Methyl-m-Phenylene) Isocyanate adheres to strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, functionality, and performance. Certificates of Analysis (COA) detailing key parameters such as isocyanate content, purity, and viscosity are provided to guarantee compliance with your formulation requirements and internal specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under a dry inert atmosphere (e.g., nitrogen or argon) to prevent reaction with atmospheric moisture, which can cause gelation or loss of reactivity. Keep away from heat, sparks, open flames, and incompatible materials such as alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (NCO Content)	≥ 99.0% (by titration)
Purity (HPLC)	≥ 98.0%
Viscosity (at 25°C)	Contact for details
Specific Gravity	~1.3 g/cm³
Water Content (KF)	≤ 0.05%
Hydrolyzable Chloride	≤ 0.01%

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