Description

3,5-Dichloro-2,4-Difluorophenyl Isocyanate is a specialized aromatic isocyanate monomer characterized by its halogenated phenyl ring structure. This compound is a critical building block in the synthesis of advanced polymers and agrochemical intermediates, where its unique reactivity and halogen substituents impart valuable properties to the final products. It is primarily utilized by R&D chemists and production specialists in the pharmaceutical, agrochemical, and high-performance materials industries for creating novel compounds with enhanced stability and biological activity.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of modern herbicides, fungicides, and insecticides, where the difluoro and dichloro groups contribute to bioactivity and environmental stability.
• Pharmaceutical Building Block: Used in medicinal chemistry research for constructing urea and carbamate derivatives, which are common pharmacophores in drug discovery programs.
• Polymer & Resin Modifier: Serves as a reactive monomer in polyurethane and polyurea formulations, enhancing thermal stability, chemical resistance, and mechanical properties of specialty coatings and adhesives.
• Liquid Crystal & Electronic Materials: Employed in the synthesis of advanced organic materials for electronic applications, including liquid crystal displays (LCDs) and organic semiconductors.
• Cross-linking Agent: Functions as an efficient cross-linker for polymers containing hydroxyl or amine groups, improving network density and performance.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D labs exploring new heterocyclic compounds and functional materials.

Basic Information

Product Name	3,5-Dichloro-2,4-Difluorophenyl Isocyanate
CAS No.	83121-16-8
Molecular Formula	C7HCl2F2NO
Molecular Weight	228.00 g/mol
Synonyms	2,4-Difluoro-3,5-dichlorophenyl isocyanate; Isocyanic acid, 3,5-dichloro-2,4-difluorophenyl ester; 3,5-Dichloro-2,4-difluorophenyl isocyanate; 1-Isocyanato-3,5-dichloro-2,4-difluorobenzene; 2,4-Difluoro-3,5-dichloro-1-isocyanatobenzene; 3,5-Dichloro-2,4-difluorobenzene isocyanate
EINECS	Contact for details

Quality Control

Our 3,5-Dichloro-2,4-Difluorophenyl Isocyanate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by FT-IR and GC-MS, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing purity, impurity profile, and physical characteristics are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at temperatures between 2°C and 8°C (refrigerated) or as specified on the label. This material is hygroscopic (moisture-sensitive) and light-sensitive; exposure to moisture or prolonged light can lead to decomposition or polymerization. Keep away from heat, sparks, open flames, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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