Description

2,5-Dichlorophenyl Isocyanate is a versatile aromatic isocyanate monomer used as a key building block in the synthesis of advanced polymers and fine chemicals. Its value lies in its high reactivity, enabling the formation of ureas, carbamates, and other functional derivatives essential for creating materials with tailored properties. This compound is particularly needed by manufacturers in the agrochemical, pharmaceutical, and specialty polymer industries for developing active ingredients, pharmaceutical intermediates, and high-performance polyurethane resins.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of herbicides, fungicides, and insecticides, where the dichlorophenyl moiety imparts biological activity.
• Pharmaceutical Building Block: Used to construct ureas and carbamates that serve as key scaffolds or intermediates in active pharmaceutical ingredients (APIs).
• Polymer Chemistry: Serves as a monomer for producing specialized polyurethanes, polyureas, and other polymers with enhanced chemical resistance or specific mechanical properties.
• Chemical Research & Development: Employed in organic synthesis for introducing the isocyanate functional group into complex molecules for further derivatization.
• Cross-linking Agent: Used in coatings, adhesives, and elastomers to improve durability, hardness, and thermal stability.
• Dye and Pigment Synthesis: Acts as an intermediate in the production of certain high-performance dyes and organic pigments.

Basic Information

Item	Detail
Product Name	2,5-Dichlorophenyl Isocyanate
CAS No.	5392-82-5
Molecular Formula	C7H3Cl2NO
Molecular Weight	188.01 g/mol
Synonyms	1,4-Dichloro-2-isocyanatobenzene; 2,5-Dichlorophenyl isocyanate; Isocyanic acid, 2,5-dichlorophenyl ester; 2,5-Dichlorobenzene isocyanate; 2,5-DCI; NSC 404058; 2,5-Dichloro-phenylisocyanate
EINECS	226-384-6

Quality Control

Our 2,5-Dichlorophenyl Isocyanate is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are available for all shipments 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 temperatures between 15-25°C (59-77°F). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen) 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 to structure
Assay (HPLC)	≥ 98.0%
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1%

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