Description

4,4'-Dibromobenzil is a high-purity organic intermediate featuring two bromine atoms in a symmetrical benzil structure. This compound is valued for its role as a versatile building block in advanced organic synthesis, enabling the creation of complex molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and materials science sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and other crop protection agents.
• Ligand and Catalyst Preparation: Serves as a starting material for synthesizing specialized ligands used in transition metal catalysis.
• Polymer and Material Science: Building block for high-performance polymers, liquid crystals, and organic electronic materials.
• Organic Synthesis Research: A valuable reagent for cross-coupling reactions (e.g., Suzuki, Heck) and other transformative organic reactions in R&D laboratories.
• Chemical Reference Standard: Used as an analytical standard for quality control and method development in analytical chemistry.

Basic Information

Product Name	4,4'-Dibromobenzil
CAS No.	35578-47-3
Molecular Formula	C14H8Br2O2
Molecular Weight	368.02 g/mol
Synonyms	(4-Bromophenyl)(4-bromophenyl)ethanedione; 1,2-Bis(4-bromophenyl)ethane-1,2-dione; 4,4'-Dibromobenzil; Dibromobenzil; p,p'-Dibromobenzil; α,α'-Dibromo-p,p'-benzil; Bis(4-bromophenyl)glyoxal
EINECS	Contact for details

Quality Control

Our 4,4'-Dibromobenzil is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	190 - 194 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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