Description

5-Methylfuran-2-One is a versatile heterocyclic lactone that serves as a valuable building block and intermediate in advanced organic synthesis. Its unique furanone structure makes it a key precursor for the development of pharmaceuticals, agrochemicals, and specialty materials. This high-purity compound is essential for research and production in the pharmaceutical, flavor and fragrance, and fine chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: A crucial synthon for the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Flavor and Fragrance Ingredient: Acts as a precursor for creating specific lactone-based flavor notes and aromatic compounds.
• Fine Chemical Building Block: Employed in the research and development of novel polymers, ligands, and specialty chemicals.
• Material Science Research: Investigated for use in the synthesis of functional organic materials and liquid crystals.

Basic Information

Product Name	5-Methylfuran-2-One
CAS No.	1333-38-6
Molecular Formula	C5H6O2
Molecular Weight	98.10 g/mol
Synonyms	5-Methyl-2(5H)-furanone; 5-Methyl-2-furanone; 5-Methylbutenolide; 5-Methyl-2-oxo-2,5-dihydrofuran; γ-Crotonolactone; 5-Methylfuran-2(5H)-one
EINECS	215-594-7

Quality Control

Our 5-Methylfuran-2-One 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, supporting its use in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

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.