Description

(4-Bromo-Phenyl)-Acetaldehyde is a versatile aromatic aldehyde building block, essential for introducing the 4-bromobenzyl moiety into complex molecular architectures. Its high reactivity, particularly at the aldehyde functional group, makes it a critical intermediate for synthesizing pharmaceuticals, agrochemicals, and advanced materials. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing active pharmaceutical ingredients (APIs), ligands, and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of various drug candidates, including kinase inhibitors and CNS-active compounds.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators that require the 4-bromophenyl group for bioactivity.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science: Employed in the synthesis of monomers for specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Research: A valuable reagent in organic synthesis for cross-coupling reactions, condensations, and as a scaffold for library development in medicinal chemistry.
• Flavor and Fragrance Industry: Potential intermediate for the synthesis of certain aromatic compounds used in specialty fragrances.

Basic Information

Product Name	(4-Bromo-Phenyl)-Acetaldehyde
CAS No.	27200-79-9
Molecular Formula	C8H7BrO
Molecular Weight	199.05 g/mol
Synonyms	4-Bromophenacetaldehyde; 2-(4-Bromophenyl)acetaldehyde; p-Bromophenylethanal; (4-Bromophenyl)ethanal; 4-Bromobenzeneacetaldehyde; 4-Bromo-α-tolualdehyde; (p-Bromophenyl)acetaldehyde; 4-Bromophenethyl aldehyde
EINECS	Contact for details

Quality Control

Our (4-Bromo-Phenyl)-Acetaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment. We adhere to cGMP standards where applicable, ensuring reliability for critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture condensation and oxidation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.