Description

3,6-Dihydro-2-Methyl-2H-Pyran-3-One is a versatile heterocyclic building block and flavor/fragrance intermediate. This compound matters for its unique lactone-like structure, which is valuable in the synthesis of more complex molecules and for imparting specific organoleptic notes. It is needed by research chemists, flavor and fragrance houses, and pharmaceutical development teams seeking to create novel compounds or enhance product profiles.

Application

• Flavor and Fragrance (F&F) Industry: Used as a key intermediate or modifier in the creation of novel aroma chemicals, contributing fruity, sweet, or lactonic notes to perfumes, cosmetics, and food flavorings.
• Pharmaceutical Research & Development: Serves as a crucial synthetic building block for constructing heterocyclic scaffolds present in various active pharmaceutical ingredients (APIs) and drug candidates.
• Organic Synthesis: Acts as a versatile starting material or intermediate in organic chemistry for Diels-Alder reactions, cycloadditions, and the synthesis of natural product analogs.
• Agrochemical Intermediates: Utilized in the research and development of novel pesticides and herbicides, where its pyran ring structure can be incorporated into bioactive molecules.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and advanced materials with specific functional properties.

Basic Information

Product Name	3,6-Dihydro-2-Methyl-2H-Pyran-3-One
CAS No.	66392-19-6
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	2-Methyl-3,6-dihydro-2H-pyran-3-one; 2-Methyl-2H-pyran-3(6H)-one; 3,6-Dihydro-2-methyl-2H-pyran-3-one; 2-Methyl-5,6-dihydro-2H-pyran-3(4H)-one; 2-Methyl-2,3-dihydropyran-4-one; 2-Methyl-δ3-dihydropyran-4-one; 2-Methyl-3,4-dihydro-2H-pyran-4-one
EINECS	Contact for details

Quality Control

Our 3,6-Dihydro-2-Methyl-2H-Pyran-3-One is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications and test results are provided with every shipment to guarantee reliable quality for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider holding 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)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.450 - 1.470
Density (g/mL, 20°C)	1.05 - 1.10

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