Description

2H-Pyran-2-One,4-(Acetyloxy)-6-Ethyltetrahydro-5-Methyl-,(4R,5R,6R)-Rel-(9Ci) is a high-purity, stereochemically defined lactone derivative that serves as a critical chiral building block and intermediate in advanced organic synthesis. Its precise stereochemistry and functional groups make it invaluable for constructing complex molecular architectures with high enantiomeric purity. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in antiviral, antibacterial, and anti-inflammatory drug discovery pipelines.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific stereochemistry is required for biological activity.
• Flavor & Fragrance Chemistry: Serves as a precursor for the synthesis of complex lactone-based flavoring agents and aroma chemicals.
• Material Science Research: Investigated as a monomer or modifying agent for the development of novel biodegradable polymers and specialty resins.
• Academic & Industrial R&D: A valuable reagent for methodological studies in asymmetric synthesis, catalysis, and total synthesis of natural products.

Basic Information

Item	Details
Product Name	2H-Pyran-2-One,4-(Acetyloxy)-6-Ethyltetrahydro-5-Methyl-,(4R,5R,6R)-Rel-(9Ci)
CAS No.	614718-29-5
Molecular Formula	C10H16O4
Molecular Weight	200.23 g/mol
Synonyms	4-(Acetyloxy)-6-ethyl-5-methyltetrahydro-2H-pyran-2-one; (4R,5R,6R)-rel-4-(Acetyloxy)-6-ethyl-5-methyltetrahydro-2H-pyran-2-one; 4-Acetoxy-6-ethyl-5-methyltetrahydro-2H-pyran-2-one; 614718-29-5; Tetrahydro-4-acetoxy-6-ethyl-5-methyl-2H-pyran-2-one; (rel)-(4R,5R,6R)-4-(Acetyloxy)-6-ethyl-5-methyltetrahydro-2H-pyran-2-one
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-One,4-(Acetyloxy)-6-Ethyltetrahydro-5-Methyl-,(4R,5R,6R)-Rel-(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, identity confirmation by IR and NMR, and quantification of key impurities. We provide a detailed Certificate of Analysis (COA) with every shipment to ensure traceability and compliance with your research or production specifications.

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). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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