Description

2H-Pyran-2-One,6-[1-[(Acetyloxy)Methyl]Ethenyl]Tetrahydro-3,5-Dimethyl-,(3R,5S,6S)-(9Ci) is a high-purity, stereochemically defined lactone derivative with significant utility in advanced organic synthesis. This compound matters as a versatile chiral building block and intermediate for the development of complex molecules, offering precise structural control for researchers and process chemists. It is primarily needed by the pharmaceutical, agrochemical, and specialty chemical industries for applications in drug discovery, flavor & fragrance synthesis, and the production of fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of active pharmaceutical ingredients (APIs), particularly for compounds with complex stereocenters.
• Agrochemical Synthesis: Used in the creation of advanced, biologically active molecules for crop protection and pest management products.
• Flavor and Fragrance (F&F) Industry: Serves as a precursor for the synthesis of lactone-based aroma compounds, contributing to complex olfactory profiles.
• Organic Synthesis Research: A valuable building block in academic and industrial R&D for constructing heterocyclic compounds and exploring novel reaction pathways.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals requiring high stereochemical purity and specific functional groups.
• Material Science: Potential intermediate for the synthesis of monomers or additives used in polymer and advanced material applications.

Basic Information

Product Name	2H-Pyran-2-One,6-[1-[(Acetyloxy)Methyl]Ethenyl]Tetrahydro-3,5-Dimethyl-,(3R,5S,6S)-(9Ci)
CAS No.	781668-07-3
Molecular Formula	C12H18O4
Molecular Weight	226.27 g/mol
Synonyms	(3R,5S,6S)-6-(1-(Acetoxymethyl)vinyl)-3,5-dimethyl-2H-pyran-2-one; Tetrahydro-3,5-dimethyl-6-[1-[(acetyloxy)methyl]ethenyl]-2H-pyran-2-one, (3R,5S,6S)-; (3R,5S,6S)-6-(1-(Acetoxymethyl)vinyl)-3,5-dihydro-2H-pyran-2-one; 6-(1-(Acetoxymethyl)vinyl)-3,5-dimethyltetrahydro-2H-pyran-2-one (stereospecific); Lactone derivative of (3R,5S,6S) configuration; Chiral dihydropyranone acetate
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-One,6-[1-[(Acetyloxy)Methyl]Ethenyl]Tetrahydro-3,5-Dimethyl-,(3R,5S,6S)-(9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee (3R,5S,6S)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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