Description

4-Methoxy-5-Methylfuran-2(5H)-One is a specialized heterocyclic lactone building block with significant utility in advanced organic synthesis. This compound matters for its role as a versatile precursor in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. Industries requiring high-purity intermediates for research and production, such as fine chemical manufacturers and R&D laboratories, are the primary users of this material.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides.
• Flavor & Fragrance Chemistry: Serves as a building block for creating specific lactone-based aroma compounds.
• Material Science Research: Investigated as a monomer or precursor for specialized polymers and functional materials.
• Academic & Industrial R&D: Employed in methodological studies and as a standard in analytical chemistry.

Basic Information

Product Name	4-Methoxy-5-Methylfuran-2(5H)-One
CAS No.	69556-71-4
Molecular Formula	C6H8O3
Molecular Weight	128.13 g/mol
Synonyms	5-Methyl-4-methoxy-2(5H)-furanone; 4-Methoxy-5-methyl-2(5H)-furanone; 5-Methyl-4-methoxyfuran-2(5H)-one; 4-Methoxy-5-methyl-2-furanone; 2(5H)-Furanone, 4-methoxy-5-methyl-; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our 4-Methoxy-5-Methylfuran-2(5H)-One is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, identity (IR), and impurity profile is provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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