Description

3-Bromo-5-Ethylbenzaldehyde is a versatile aromatic aldehyde building block characterized by its bromine and ethyl substituents, enabling precise chemical modifications. This compound is valued for its role in facilitating cross-coupling reactions and serving as a key precursor in complex organic synthesis. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators, leveraging its halogenated structure for bioactivity.
• Ligand and Catalyst Development: Serves as a starting material for synthesizing specialized ligands used in transition metal catalysis for fine chemical production.
• Material Science Research: Employed in the creation of organic semiconductors, liquid crystals, and advanced polymers due to its functional aldehyde group.
• Cross-Coupling Reactions: Acts as a key electrophile in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to form biaryl structures.
• Chemical Research & Development: A fundamental building block in academic and industrial R&D for exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	3-Bromo-5-Ethylbenzaldehyde
CAS No.	1289006-53-6
Molecular Formula	C9H9BrO
Molecular Weight	213.07 g/mol
Synonyms	5-Ethyl-3-bromobenzaldehyde; 3-Bromo-5-ethyl-benzaldehyde; Benzaldehyde, 3-bromo-5-ethyl-; (3-Bromo-5-ethylphenyl)methanone (tautomer); 3-Bromo-5-ethylbenzenecarboxaldehyde
EINECS	Contact for details

Quality Control

Our 3-Bromo-5-Ethylbenzaldehyde 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 to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.