Description

4H-Pyran-4-One,2,3-Dihydro-2-Methyl-,(2R)-(9Ci) is a high-purity, chiral intermediate of significant interest in advanced organic synthesis. Its defined stereochemistry and pyranone core structure make it a valuable building block for creating complex molecules with specific biological activity. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries seeking to develop new active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in antiviral, anticancer, and anti-inflammatory drug discovery.
• Agrochemical Synthesis: Used in the construction of advanced pesticide and herbicide molecules, leveraging its heterocyclic structure for bioactivity.
• Asymmetric Catalysis Research: Serves as a substrate or ligand precursor in the development of new stereoselective catalytic processes.
• Flavor & Fragrance Chemistry: Acts as a precursor for synthesizing specific lactone and heterocyclic compounds used in high-value aroma chemicals.
• Material Science Research: Investigated as a monomer or building block for novel polymers and functional organic materials.

Basic Information

Product Name	4H-Pyran-4-One,2,3-Dihydro-2-Methyl-,(2R)-(9Ci)
CAS No.	190912-17-5
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	(R)-2-Methyl-2,3-dihydro-4H-pyran-4-one; (2R)-2-Methyl-2,3-dihydro-4H-pyran-4-one; 2,3-Dihydro-2-methyl-4H-pyran-4-one, (2R)-; (R)-2-Methyl-2,3-dihydro-4-pyranone; (R)-2-Methyl-4-oxo-3,4-dihydro-2H-pyran; 190912-17-5; (R)-2-Methyl-2,3-dihydro-4H-pyran-4-one
EINECS	Contact for details

Quality Control

Our 4H-Pyran-4-One,2,3-Dihydro-2-Methyl-,(2R)-(9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the exacting standards required for advanced synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and enantiomeric excess.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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