Description

4-Bromo-2-Ethylphenyl Isocyanate 95 is a halogenated aromatic isocyanate monomer, a key building block in the synthesis of specialized polymers and fine chemicals. Its value lies in its reactive isocyanate group, which enables the formation of urethane, urea, and other functional linkages under controlled conditions. This compound is essential for researchers and manufacturers in the agrochemical and pharmaceutical industries developing novel active ingredients, as well as for advanced material scientists creating high-performance polyurethane coatings and adhesives with specific bromine-containing properties.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of novel herbicides, fungicides, and insecticides, where the bromine and ethyl substituents impart specific biological activity and environmental stability.
• Pharmaceutical Building Block: Used in medicinal chemistry research for constructing complex molecules, particularly in the development of potential drug candidates targeting various therapeutic areas.
• Specialty Polyurethane Synthesis: Serves as a monomer for producing high-performance polyurethane resins, coatings, and elastomers with enhanced flame retardancy, chemical resistance, and mechanical properties due to the aromatic bromine content.
• Cross-linking Agent: Functions as an effective cross-linker for polymers containing hydroxyl or amine groups, improving the thermal stability and durability of the final polymeric network.
• Chemical Research & Development: A valuable reagent in organic synthesis laboratories for exploring new reaction pathways and creating custom-designed chemical entities.

Basic Information

Product Name	4-Bromo-2-Ethylphenyl Isocyanate 95
CAS No.	480439-24-5
Molecular Formula	C9H8BrNO
Molecular Weight	226.07 g/mol
Synonyms	1-Bromo-4-isocyanato-3-ethylbenzene; 3-Ethyl-4-bromophenyl isocyanate; 4-Bromo-2-ethylphenyl isocyanate; 2-Ethyl-4-bromophenyl isocyanate; Isocyanic acid, 4-bromo-2-ethylphenyl ester; (4-Bromo-2-ethylphenyl) isocyanate
EINECS	Contact for details

Quality Control

Our production of 4-Bromo-2-Ethylphenyl Isocyanate 95 adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed using advanced techniques like HPLC, GC, and NMR to verify identity, purity, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment, ensuring full transparency and compliance with your research or manufacturing requirements.

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 an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation from atmospheric moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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