Description

2-(4-Fluorophenyl)Propanal CAS NO 2721-15-5 is a versatile fluorinated aromatic aldehyde intermediate, prized for its role in constructing complex molecular architectures. Its value lies in the unique reactivity of the aldehyde group combined with the electronic influence of the fluorine substituent, enabling precise synthesis in advanced chemical manufacturing. This compound is essential for researchers and industrial chemists in the pharmaceutical, agrochemical, and specialty chemical sectors who require high-purity building blocks for active ingredient development.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and inflammatory conditions.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, where the fluorine atom enhances biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated components in electronic display materials, improving performance and durability.
• Flavor & Fragrance Chemistry: Employed in the controlled synthesis of complex aromatic molecules for high-value fragrance compounds.
• Organic Synthesis & Research: A valuable reagent for academic and industrial R&D in cross-coupling reactions, condensation reactions, and asymmetric synthesis.
• Polymer Modification: Acts as a functional monomer or cross-linking agent for introducing fluorinated phenyl groups into specialty polymers.

Basic Information

Product Name	2-(4-Fluorophenyl)Propanal
CAS No.	2721-15-5
Molecular Formula	C9H9FO
Molecular Weight	152.17 g/mol
Synonyms	2-(4-Fluorophenyl)propanal; 4-Fluoro-α-methylbenzeneacetaldehyde; 1-(4-Fluorophenyl)propan-2-one (tautomer); p-Fluoro-α-methylphenylacetaldehyde; 2-(p-Fluorophenyl)propanal; 4-Fluoro-α-methylbenzeneacetaldehyde; 2721-15-5; FPPA
EINECS	220-321-8

Quality Control

Every batch of 2-(4-Fluorophenyl)Propanal is manufactured under strict quality management systems. We provide comprehensive analytical documentation to ensure it meets the exacting standards required for pharmaceutical and fine chemical synthesis. Our products undergo rigorous quality testing via GC, HPLC, NMR, and IR spectroscopy to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request.

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 (store under inert atmosphere) and is compatible with strong acid/organic solvent. Keep away from heat, sparks, and open flame. For long-term storage, consider packaging under an inert gas such as nitrogen or argon.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Total impurities ≤ 2.0%
Specific Impurity A	≤ 0.5%

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