Description

4-Fluorobenzaldehyde is a versatile aromatic aldehyde building block characterized by the presence of a fluorine atom on the benzene ring. This compound is essential for introducing the 4-fluorobenzyl moiety into more complex molecules, offering a strategic handle for further chemical modifications. It is a critical intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of various active pharmaceutical ingredients (APIs), including potential candidates for central nervous system (CNS) drugs and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where the fluorine atom enhances biological activity and stability.
• Liquid Crystal & OLED Materials: Serves as a precursor in the manufacture of fluorine-containing compounds for electronic displays and organic light-emitting diodes (OLEDs).
• Fine Chemical & Dye Intermediate: Employed in the synthesis of complex fluorinated dyes, pigments, and other high-value specialty chemicals.
• Cross-Coupling Reactions: A valuable substrate in palladium-catalyzed reactions like Suzuki and Heck couplings for constructing biaryl systems.
• Flavor & Fragrance Ingredient: Used in the controlled synthesis of specific aromatic compounds for fragrance applications.

Basic Information

Product Name	4-Fluorobenzaldehyde
CAS No.	459-57-4
Molecular Formula	C7H5FO
Molecular Weight	124.11 g/mol
Synonyms	p-Fluorobenzaldehyde; 4-Fluorobenzenecarboxaldehyde; 4-Fluorophenylmethanal; p-Fluorobenzaldehyde; F-Benzaldehyde; 4-FBA; 4-Fluorobenzencarbonal; Benzenecarboxaldehyde, 4-fluoro-
EINECS	207-300-8

Quality Control

Our 4-Fluorobenzaldehyde is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC/HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon) to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.