Description

4-Bromocinnamaldehyde is a versatile brominated aromatic aldehyde that serves as a key synthetic intermediate in advanced organic chemistry. Its unique structure, featuring both a bromine substituent and an α,β-unsaturated carbonyl group, makes it a valuable electrophile and building block for constructing complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates, particularly those targeting inflammation, cancer, and central nervous system disorders.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides, leveraging its reactivity to create bioactive heterocycles.
• Organic Light-Emitting Diodes (OLEDs): Acts as a building block for electron-transport materials and emissive layer components in display and lighting technologies.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis and asymmetric synthesis.
• Flavor and Fragrance Chemistry: Serves as a starting material for synthesizing derivatives with specific aromatic profiles.
• Polymer and Material Science: Incorporated into monomers for creating polymers with enhanced thermal stability, optical properties, or specific reactivity.
• Chemical Research & Development: A fundamental reagent for exploring new organic reactions, such as cross-coupling and cycloaddition processes.

Basic Information

Product Name	4-Bromocinnamaldehyde
CAS No.	49678-04-8
Molecular Formula	C9H7BrO
Molecular Weight	211.06 g/mol
Synonyms	(E)-3-(4-Bromophenyl)acrylaldehyde; 4-Bromobenzylideneacetaldehyde; trans-4-Bromocinnamaldehyde; p-Bromocinnamaldehyde; 3-(4-Bromophenyl)-2-propenal; Cinnamaldehyde, 4-bromo-; (E)-3-(4-Bromophenyl)-2-propenal
EINECS	256-440-5

Quality Control

Our 4-Bromocinnamaldehyde is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	72 - 76 °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.