Description

Dihydro-5-Methyl-5-Vinylfuran-2(3H)-One is a high-value, versatile lactone derivative with a reactive vinyl group, making it a critical building block in advanced organic synthesis. Its unique fused furanone structure offers significant utility in creating complex molecular architectures for pharmaceuticals and specialty chemicals. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fragrance industries seeking to introduce functional complexity into their target molecules.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in developing novel therapeutic agents.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its structure contributes to biological activity.
• Flavor & Fragrance Ingredient: Acts as a precursor for musk analogs and other complex aroma chemicals due to its lactone functionality.
• Polymer Chemistry: The vinyl group enables its use as a monomer or cross-linking agent in specialty polymer formulations.
• Organic Synthesis Research: A valuable substrate for methodological studies, including cycloaddition reactions and catalytic transformations.
• Fine Chemical Production: Employed in the multistep synthesis of complex natural product analogs and other high-value fine chemicals.

Basic Information

Product Name	Dihydro-5-Methyl-5-Vinylfuran-2(3H)-One
CAS No.	1073-11-6
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	5-Methyl-5-vinyltetrahydro-2-furanone; 5-Ethenyl-5-methyloxolan-2-one; 5-Methyl-5-vinyl-γ-butyrolactone; 5-Vinyl-5-methyl-dihydrofuran-2(3H)-one; 5-Methyl-5-vinyl-2-oxotetrahydrofuran; 5-Methyl-5-vinylbutyrolactone; 5-Vinyl-5-methylbutyrolactone; 5-Methyl-5-vinyl-γ-lactone
EINECS	214-011-8

Quality Control

Our Dihydro-5-Methyl-5-Vinylfuran-2(3H)-One is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	Contact for details
Specific Gravity (20°C)	Contact for details

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