Description

2,2'-Bis(2-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Biimidazole CAS NO 6143-80-2 is a specialized organic compound belonging to the biimidazole class, characterized by its unique multi-phenyl and chlorophenyl substituents. This structure makes it a valuable photoinitiator precursor and a key intermediate in advanced synthesis. It is primarily required by industries focused on photopolymerization, specialty polymer development, and advanced material science.

Application

• Photoinitiator Systems: Acts as a core component in free radical-generating systems for UV-curable inks, coatings, and adhesives.
• Polymer Chemistry: Serves as a high-performance intermediate in the synthesis of specialized polymers and resins.
• Advanced Material Research: Used in the development of novel organic electronic materials and photoresponsive compounds.
• Pharmaceutical Intermediates: Employed in the research and synthesis of complex heterocyclic active pharmaceutical ingredients (APIs).
• Analytical Chemistry: Can be utilized as a standard or reagent in chromatographic and spectroscopic methods.

Basic Information

Product Name	2,2'-Bis(2-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Biimidazole
CAS No.	6143-80-2
Molecular Formula	C44H28Cl2N4
Molecular Weight	683.62 g/mol
Synonyms	o-Cl-HABI; 2,2'-Bis(o-chlorophenyl)-4,4',5,5'-tetraphenyl-1,1'-bi-1H-imidazole; 1H,1'H-2,2'-Bibenzimidazole, 1,1'-bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-; 2-(2-Chlorophenyl)-4,5-diphenyl-1-[(2-chlorophenyl)(4,5-diphenyl-1H-imidazol-2-yl)methyl]-1H-imidazole; HABI Derivative; Photopolymerization Initiator
EINECS	Contact for details

Quality Control

Our 2,2'-Bis(2-Chlorophenyl)-4,4',5,5'-Tetraphenyl-1,2'-Biimidazole is produced under stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with each shipment to ensure traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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