Description

4-Bromo-2-Fluoro-5-Methoxy-Benzaldehyde is a versatile and high-value halogenated aromatic aldehyde building block. Its molecular structure makes it a critical intermediate for synthesizing complex molecules in advanced research and development. This compound is primarily sought after by pharmaceutical and agrochemical R&D teams for constructing active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring halogenated aromatic scaffolds.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, where the bromo and fluoro substituents enhance biological activity.
• Liquid Crystal & OLED Material Research: Serves as a building block for creating advanced organic electronic materials and liquid crystal compounds.
• Organic Synthesis & Chemical Research: A valuable reagent for Suzuki-Miyaura and other cross-coupling reactions to create complex biaryl structures.
• Dye & Pigment Intermediate: Employed in the synthesis of specialized dyes and functional pigments.

Basic Information

Product Name	4-Bromo-2-Fluoro-5-Methoxy-Benzaldehyde
CAS No.	749931-20-2
Molecular Formula	C8H6BrFO2
Molecular Weight	233.04 g/mol
Synonyms	5-Methoxy-4-bromo-2-fluorobenzaldehyde; 2-Fluoro-5-methoxy-4-bromobenzaldehyde; 4-Bromo-2-fluoro-5-methoxybenzaldehyde; Benzaldehyde, 4-bromo-2-fluoro-5-methoxy-; 749931-20-2
EINECS	Contact for details

Quality Control

Our 4-Bromo-2-Fluoro-5-Methoxy-Benzaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to handle under an inert atmosphere for long-term storage and to minimize headspace in opened containers.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.