Description

4-Pentenal is a versatile, highly reactive aliphatic aldehyde with a terminal double bond, making it a valuable building block in organic synthesis. Its bifunctional nature allows for selective reactions at both the aldehyde and alkene groups, enabling the construction of complex molecular architectures. This compound is particularly sought after by research and development laboratories, as well as manufacturers in the fine chemical and pharmaceutical sectors, for synthesizing fragrances, flavors, and advanced pharmaceutical intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Flavor and Fragrance Synthesis: Used to create specific aldehydic and fruity notes in high-value aroma chemicals and flavoring agents.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, Michael additions, and other carbon-carbon bond-forming reactions to create specialty chemicals.
• Polymer Chemistry: Acts as a monomer or co-monomer in the production of specialty polymers and resins with tailored properties.
• Agrochemical Research: Serves as an intermediate in the development of novel pesticides and herbicides.
• Cross-coupling Reactions: Utilized in palladium-catalyzed reactions for the synthesis of complex organic molecules.

Basic Information

Product Name	4-Pentenal
CAS No.	2100-17-6
Molecular Formula	C5H8O
Molecular Weight	84.12 g/mol
Synonyms	4-Penten-1-al; Pent-4-enal; 4-Pentenaldehyde; Allylacetaldehyde; 3-Butenal; 1-Penten-5-al; Vinylacetaldehyde; UNII-7T3W9F7J8Q
EINECS	218-265-5

Quality Control

Our 4-Pentenal is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring the material is suitable for demanding research and scale-up applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) in a cool, well-ventilated place. Recommended storage temperature is 2-8°C to minimize oxidation and polymerization. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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