Description

3-Methylbenzyl Isocyanate is a versatile aromatic isocyanate monomer essential for synthesizing specialized polymers and fine chemicals. Its reactive isocyanate group enables the formation of urethane, urea, and amide linkages, making it a critical building block for high-performance materials. This compound is particularly valuable for manufacturers in the agrochemical, pharmaceutical, and advanced polymer industries seeking to develop products with tailored properties.

Application

• Agrochemical Intermediates: Key precursor in the synthesis of modern pesticides, herbicides, and fungicides, where it contributes to biological activity and environmental stability.
• Pharmaceutical Synthesis: Used as a building block for active pharmaceutical ingredients (APIs) and drug candidates, particularly in creating ureas and carbamates.
• Polymer & Resin Production: Serves as a monomer for producing specialized polyurethanes, polyureas, and coatings with enhanced chemical resistance, adhesion, and durability.
• Crosslinking Agent: Employed in formulations for adhesives, sealants, and elastomers to improve mechanical strength and thermal stability.
• Chemical Research & Development: A valuable reagent in organic synthesis for introducing the isocyanate functional group into complex molecules.
• Specialty Chemical Manufacturing: Intermediate for dyes, pigments, and other performance chemicals requiring specific aromatic-isocyanate chemistry.

Basic Information

Product Name	3-Methylbenzyl Isocyanate
CAS No.	61924-25-2
Molecular Formula	C9H9NO
Molecular Weight	147.17 g/mol
Synonyms	m-Tolylmethyl Isocyanate; (3-Methylphenyl)methyl Isocyanate; 3-Methylbenzyl Isocyanat; α-Isocyanato-m-xylene; m-Methylbenzyl Isocyanate; 1-Isocyanatomethyl-3-methylbenzene; m-Xylyl Isocyanate; Isocyanic Acid (3-Methylbenzyl) Ester
EINECS	Contact for details

Quality Control

Our 3-Methylbenzyl Isocyanate is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support 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 15-25°C. This material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent degradation from moisture and polymerization. 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
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Contact for details
Density (20°C)	~1.05 g/cm³

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