Description

1,1'-[1,1'-Biphenyl]-4,4'-Diylbis[2,2-Dibromo]-Ethanone is a high-purity, halogenated organic compound with the CAS number 28179-17-1. This specialty chemical serves as a critical intermediate and flame retardant precursor, valued for its ability to introduce bromine functionality into advanced material matrices. It is essential for manufacturers in the polymer, electronics, and specialty chemical synthesis industries seeking to enhance material properties such as fire resistance and thermal stability.

Application

• Flame Retardant Synthon: A key intermediate in the synthesis of advanced brominated flame retardants (BFRs) for engineering plastics, textiles, and electronic components.
• Polymer Modification: Used to incorporate bromine into polymer backbones to improve fire resistance in materials like epoxy resins, polycarbonates, and polyurethanes.
• Pharmaceutical Intermediate: Serves as a building block in the multi-step synthesis of complex active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Liquid Crystal & OLED Materials: Acts as a precursor in the production of halogenated aromatic compounds used in electronic displays and organic light-emitting diodes.
• Agrochemical Synthesis: Employed in the development of novel halogenated pesticides and herbicides.
• Cross-linking Agent: Can be utilized in the formulation of specialty adhesives and coatings requiring enhanced thermal and chemical stability.
• Research & Development: A valuable reagent for academic and industrial R&D in organic chemistry and material science.

Basic Information

Product Name	1,1'-[1,1'-Biphenyl]-4,4'-Diylbis[2,2-Dibromo]-Ethanone
CAS No.	28179-17-1
Molecular Formula	C₁₆H₁₀Br₄O₂
Molecular Weight	579.87 g/mol
Synonyms	4,4'-Bis(2,2-dibromoacetyl)biphenyl; 1,1'-(Biphenyl-4,4'-diyl)bis(2,2-dibromoethanone); 2,2-Dibromo-1-(4'-{2,2-dibromoacetyl}[1,1'-biphenyl]-4-yl)ethanone; Tetrabromodiacetylbiphenyl; BDBAB; Biphenyl-4,4'-diylbis(2,2-dibromoethanone); 4,4'-Di(2,2-dibromoacetyl)biphenyl
EINECS	Contact for details

Quality Control

Our 1,1'-[1,1'-Biphenyl]-4,4'-Diylbis[2,2-Dibromo]-Ethanone is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles to support your quality assurance protocols and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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