Description

2-Chlorobenzenediazonium is a highly reactive diazonium salt derivative, serving as a critical intermediate for the synthesis of complex organic molecules. Its primary value lies in enabling efficient, site-specific aromatic substitution reactions, particularly in the formation of azo dyes and pigments. This compound is essential for manufacturers and R&D laboratories in the fine chemical, pharmaceutical, and specialty dye industries seeking to introduce chlorine-substituted aryl groups into target structures.

Application

• Azo Dye & Pigment Synthesis: A key precursor for manufacturing chlorinated azo dyes, which offer enhanced lightfastness and specific color shades for textiles, inks, and plastics.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds that require a chlorinated benzene moiety.
• Agrochemical Production: Employed in the creation of herbicides, fungicides, and insecticides where the 2-chlorobenzene structure is a functional component.
• Functional Material Development: Serves as a building block in research for advanced materials, including liquid crystals and organic semiconductors.
• Cross-Coupling Reactions: Acts as an electrophile in metal-catalyzed cross-coupling reactions to form biaryl compounds.
• Laboratory Research & Chemical Synthesis: A valuable reagent for academic and industrial chemists exploring new synthetic pathways and novel compound libraries.

Basic Information

Product Name	2-Chlorobenzenediazonium
CAS No.	45659-83-4
Molecular Formula	C6H4ClN2+
Molecular Weight	139.56 g/mol (cation)
Synonyms	2-Chlorobenzenediazonium ion; o-Chlorobenzenediazonium; Diazonium, (2-chlorophenyl)-; (2-Chlorophenyl)diazonium; Benzenediazonium, 2-chloro-; 2-Chloro-benzenediazonium; o-Chlorodiazobenzene
EINECS	Contact for details

Quality Control

Every batch of 2-Chlorobenzenediazonium is manufactured and tested under stringent quality management protocols to ensure consistency and reliability. Our products undergo rigorous quality testing to ensure compliance with industry standards. 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. Due to its light-sensitive and easily oxidized nature, this material must be stored under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place. Recommended storage temperature is 2-8°C (refrigerated) for extended stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow solid (typically as a salt or solution)
Identification (IR/NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical)
Water Content (KF)	Contact for details
Heavy Metals	< 10 ppm

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