Description

4-[o-Isocyanatobenzyl]-o-Tolyl Isocyanato is a specialized aromatic diisocyanate monomer. This compound is a critical building block in the synthesis of high-performance polyurethane and polyurea polymers, offering unique structural properties. It is primarily utilized by R&D chemists and industrial manufacturers in the advanced materials, coatings, and adhesives sectors seeking to develop products with enhanced thermal and mechanical characteristics.

Application

• Polymer Synthesis: A key monomer for producing specialized polyurethanes and polyureas with tailored properties.
• Advanced Coatings: Used in formulating high-durability, chemical-resistant industrial and protective coatings.
• Adhesives & Sealants: Serves as a cross-linking agent in high-performance adhesive and sealant systems.
• Elastomers: Incorporated into the production of specialty elastomers requiring specific flexibility and strength.
• Chemical Intermediate: Acts as a versatile building block in organic synthesis for pharmaceuticals and agrochemicals.
• Material Science R&D: Essential for research into new polymers and composite materials in academic and industrial laboratories.

Basic Information

Product Name	4-[o-Isocyanatobenzyl]-o-Tolyl Isocyanato
CAS No.	94166-82-2
Molecular Formula	C16H12N2O2
Molecular Weight	264.28 g/mol
Synonyms	1,1'-Methylenebis(2-isocyanato-1-methylbenzene); Bis(2-isocyanato-1-methylbenzene)methane; 2,2'-Dimethyl-4,4'-methylenebis(phenyl isocyanate); o-Tolyl Isocyanate dimer derivative; 4,4'-Methylenebis(2-isocyanatotoluene); MDI-oT; Dimeric o-tolyl isocyanate
EINECS	Contact for details

Quality Control

Our production of 4-[o-Isocyanatobenzyl]-o-Tolyl Isocyanato adheres to stringent quality protocols. Each batch is analyzed to ensure high purity and consistency, with specifications typically covering assay, isocyanate content, and impurity profiles. Certificates of Analysis (COA) documenting full analytical results are provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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 degradation and polymerization. Keep away from heat, sparks, open flames, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Isocyanate Content (NCO)	31.0 - 32.0 %
Hydrolyzable Chloride	≤ 0.01 %
Total Chloride	≤ 0.05 %
Viscosity (25°C)	Contact for details

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