Description

5-Ethylfuran-2(5H)-One is a versatile heterocyclic lactone compound with significant utility in advanced organic synthesis. Its unique furanone structure makes it a valuable key intermediate and building block for the development of complex molecules. This product is essential for R&D and production teams in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with heterocyclic frameworks.
• Agrochemical Synthesis: Used as a building block for developing new herbicides, fungicides, and plant growth regulators.
• Flavor & Fragrance Industry: Acts as a starting material for creating complex aroma chemicals and flavoring agents due to its lactone functionality.
• Material Science Research: Employed in the development of novel polymers, resins, and functional organic materials.
• Organic Synthesis Reagent: Utilized in academic and industrial research for cyclization reactions and the construction of oxygen-containing heterocycles.
• Fine Chemical Production: Integral to the manufacture of dyes, pigments, and other high-value specialty chemicals.

Basic Information

Product Name	5-Ethylfuran-2(5H)-One
CAS No.	2407-43-4
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	5-Ethyl-2(5H)-furanone; 5-Ethylbutenolide; 2(5H)-Furanone, 5-ethyl-; α-Angelica lactone, 5-ethyl-; Ethyl-2(5H)-furanone; 5-Ethyl-5H-furan-2-one
EINECS	219-309-7

Quality Control

Our 5-Ethylfuran-2(5H)-One is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity, identity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting key parameters such as assay, impurity profile, and physical properties. Our quality commitment supports applications requiring reliable and traceable raw materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
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.