Description

2-Chloro-1,3-Dinitrobenzene is a versatile halogenated nitroaromatic compound that serves as a critical synthetic intermediate in advanced organic synthesis. Its unique substitution pattern makes it a valuable building block for constructing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This high-purity chemical is essential for researchers and manufacturers developing active ingredients, dyes, and other specialty chemicals who require reliable quality and consistent supply.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with nitro- or amino-aromatic backbones.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and pesticides, where the chloro and nitro groups enable further functionalization.
• Dye and Pigment Manufacturing: Serves as a starting material for producing azo dyes and other complex colorants.
• Organic Synthesis Building Block: Employed in nucleophilic aromatic substitution reactions to introduce amines, alkoxides, or other functional groups.
• Research & Development: Utilized in academic and industrial R&D labs for method development and creating novel chemical entities.
• Polymer Chemistry: Can be incorporated as a monomer or cross-linking agent in the production of specialty polymers and resins.

Basic Information

Product Name	2-Chloro-1,3-Dinitrobenzene
CAS No.	606-21-3
Molecular Formula	C6H3ClN2O4
Molecular Weight	202.55 g/mol
Synonyms	1-Chloro-2,4-dinitrobenzene; 2,4-Dinitrochlorobenzene; DNCB; 4-Chloro-1,3-dinitrobenzene; 2-Chloro-1,3-dinitrobenzol; CDNB; Dinitrochlorobenzene; EINECS 210-106-0
EINECS	210-106-0

Quality Control

Our 2-Chloro-1,3-Dinitrobenzene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Yellow to pale yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	50 - 54 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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