Description

(6S)-4-Chloro-6-[(Z)-2-Chloro-1-Methylethenyl]-5,6-Dihydro-3-Methyl-2H-Pyran-2-One CAS NO 63023-58-5 is a high-purity, stereochemically defined chlorinated dihydropyranone compound. This specialized intermediate is valued for its unique molecular architecture, which makes it a critical building block in advanced synthetic chemistry. It is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and complex molecules.

Application

This chemical serves as a versatile and high-value synthetic intermediate. Its specific structure enables key transformations in complex molecule assembly.

• Pharmaceutical Intermediate: A key chiral building block for the research and development of new drug candidates, particularly in medicinal chemistry programs.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, or fungicides where its chlorinated pyranone core is incorporated into bioactive molecules.
• Organic Synthesis Research: Employed in academic and industrial R&D for methodological studies, including cyclization reactions and stereoselective synthesis.
• Fine Chemical Production: Serves as a precursor in the multi-step synthesis of other specialized fine chemicals and complex organic compounds.
• Material Science Research: Potential intermediate for the development of novel organic materials with specific electronic or structural properties.

Basic Information

Product Name	(6S)-4-Chloro-6-[(Z)-2-Chloro-1-Methylethenyl]-5,6-Dihydro-3-Methyl-2H-Pyran-2-One
CAS No.	63023-58-5
Molecular Formula	C9H10Cl2O2
Molecular Weight	221.08 g/mol
Synonyms	4-Chloro-6-[(1Z)-2-chloro-1-methylvinyl]-5,6-dihydro-3-methyl-2H-pyran-2-one; (6S)-4-Chloro-6-[(Z)-2-chloro-1-methylethenyl]-5,6-dihydro-3-methyl-2H-pyran-2-one; (6S)-4-Chloro-6-[(1Z)-2-chloro-1-methylvinyl]-5,6-dihydro-3-methyl-2H-pyran-2-one; (Z)-(6S)-4-Chloro-6-(2-chloro-1-methylvinyl)-5,6-dihydro-3-methyl-2H-pyran-2-one; 2H-Pyran-2-one, 4-chloro-6-[(1Z)-2-chloro-1-methylvinyl]-5,6-dihydro-3-methyl-, (6S)-; Stereoisomer of a chlorinated dihydropyranone.
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Quality Control

Our (6S)-4-Chloro-6-[(Z)-2-Chloro-1-Methylethenyl]-5,6-Dihydro-3-Methyl-2H-Pyran-2-One is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure high stereochemical and chemical purity suitable for demanding synthetic applications. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong bases and oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Related Substances (HPLC)	Total impurities ≤ 3.0%
Residual Solvents (GC)	Complies with ICH guidelines

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