Description

4-Bromo-4'-Chlorobenzophenone is a high-purity organic intermediate of significant importance in advanced chemical synthesis. This compound is valued for its bifunctional aromatic structure, which serves as a versatile building block for constructing complex molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with benzophenone or diaryl ketone backbones.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a building block for creating organic electronic materials and liquid crystal compounds for display technologies.
• Polymer Chemistry: Employed as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or optical properties.
• Organic Synthesis & Research: A versatile reagent for Suzuki, Ullmann, and other cross-coupling reactions in academic and industrial R&D laboratories.
• Photoinitiator & UV Absorber Development: Used in the formulation of photoinitiators for coatings and as a starting material for synthesizing UV stabilizers.

Basic Information

Product Name	4-Bromo-4'-Chlorobenzophenone
CAS No.	27428-57-5
Molecular Formula	C13H8BrClO
Molecular Weight	295.56 g/mol
Synonyms	(4-Bromophenyl)(4-chlorophenyl)methanone; 4-Bromo-4'-chlorobenzophenone; p-Bromo-p'-chlorobenzophenone; 4-Chloro-4'-bromobenzophenone; Benzophenone, 4-bromo-4'-chloro-; 27428-57-5; NSC 403107
EINECS	Contact for details

Quality Control

Our 4-Bromo-4'-Chlorobenzophenone is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring high-purity intermediates under cGMP or ISO 9001 frameworks.

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 strong oxidizing agents and bases. The compound is light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	142°C - 146°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.