Description

4-Isobutyloxybenzyl Isocyanate is a specialized aromatic isocyanate monomer used as a key building block in advanced polymer synthesis. This compound matters for its role in introducing specific hydrophobic and steric properties into final materials, enhancing performance characteristics. It is primarily needed by R&D chemists and formulators in the agrochemical, pharmaceutical, and high-performance polyurethane industries for creating novel active ingredients, coatings, and adhesives.

Application

• Agrochemical Intermediates: A key precursor in the synthesis of novel herbicides, fungicides, and plant growth regulators, where the isobutyloxybenzyl moiety imparts specific biological activity and stability.
• Pharmaceutical Building Blocks: Used in medicinal chemistry for constructing urea and carbamate derivatives with potential therapeutic applications.
• Specialty Polyurethanes: Serves as a reactive monomer for producing polyurethane coatings, adhesives, and elastomers with tailored hydrophobicity, chemical resistance, and mechanical properties.
• Advanced Material Research: Employed in academic and industrial R&D for developing new polymers, dendrimers, and functional materials requiring precise chemical architecture.
• Cross-linking Agent: Functions as an efficient cross-linker for polymers containing hydroxyl or amine groups, improving network density and thermal stability.

Basic Information

Product Name	4-Isobutyloxybenzyl Isocyanate
CAS No.	639863-75-5
Molecular Formula	C12H15NO2
Molecular Weight	205.25 g/mol
Synonyms	1-Isocyanato-4-(2-methylpropoxy)benzene; p-Isobutyloxybenzyl Isocyanate; 4-(2-Methylpropoxy)benzyl Isocyanate; (4-(Isobutyloxy)phenyl)methane Isocyanate; Benzene, 1-isocyanato-4-(2-methylpropoxy)-; Isobutyl 4-Isocyanatobenzyl Ether
EINECS	Contact for details

Quality Control

Our 4-Isobutyloxybenzyl Isocyanate is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under a dry inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and degradation. 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
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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