Description

4-Bromopropiophenone is a versatile brominated aromatic ketone that serves as a critical synthetic intermediate in organic chemistry. Its value lies in its reactivity, particularly in carbon-carbon bond-forming reactions and as a precursor for more complex pharmaceutical and agrochemical molecules. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to build molecular complexity efficiently.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing phenethylamine or aryl ketone backbones.
• Agrochemical Synthesis: Used as a precursor in the manufacture of herbicides, fungicides, and other crop protection agents.
• Ligand and Catalyst Preparation: Serves as a starting material for the synthesis of specialized ligands used in transition metal catalysis.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and advanced polymeric materials.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic pathways in organic chemistry laboratories.
• Fine Chemical Production: Intermediate for the manufacture of dyes, flavors, fragrances, and other specialty chemicals.

Basic Information

Product Name	4-Bromopropiophenone
CAS No.	1032-83-3
Molecular Formula	C9H9BrO
Molecular Weight	213.07 g/mol
Synonyms	p-Bromopropiophenone; 1-(4-Bromophenyl)propan-1-one; 4'-Bromopropiophenone; Propiophenone, 4'-bromo-; USEPA/OPP Pesticide Code 128925; 4-Bromophenyl ethyl ketone; NSC 406908; BRN 2049241
EINECS	213-850-0

Quality Control

Our 4-Bromopropiophenone is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring reliable and reproducible synthetic results.

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 heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108 - 112 °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.