Description

2H-Pyran-2-One,Tetrahydro-6-Methyl-4-(1-Methylethyl)-,(4S)-(9Ci) is a chiral, saturated lactone derivative with a specific stereochemical configuration, making it a valuable building block in advanced organic synthesis. Its defined (4S) stereochemistry is critical for applications requiring precise molecular geometry and enantiomeric purity. This compound is primarily sought by research and development chemists in the pharmaceutical and fine chemical industries for the synthesis of complex molecules, including active pharmaceutical ingredients (APIs) and specialty fragrances.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring stereospecificity.
• Fine Chemical Synthesis: Serves as a versatile building block for constructing complex natural product analogs and other high-value specialty chemicals.
• Flavor & Fragrance Ingredient: Used in the development of sophisticated aroma chemicals and flavorants where its lactone structure contributes desirable olfactory characteristics.
• Asymmetric Catalysis Research: Employed as a substrate or ligand precursor in studies exploring new catalytic methodologies for enantioselective synthesis.
• Material Science Research: Investigated as a monomer or precursor for the synthesis of specialized polymers with unique properties.

Basic Information

Product Name	2H-Pyran-2-One,Tetrahydro-6-Methyl-4-(1-Methylethyl)-,(4S)-(9Ci)
CAS No.	733000-93-6
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	(4S)-Tetrahydro-6-methyl-4-(1-methylethyl)-2H-pyran-2-one; (4S)-6-Methyl-4-isopropyl-tetrahydro-2H-pyran-2-one; (S)-4-Isopropyl-6-methyltetrahydro-2H-pyran-2-one; (S)-Dihydro-6-methyl-4-(1-methylethyl)-2H-pyran-2(3H)-one; (S)-Massoia lactone (saturated derivative); 4-Isopropyl-6-methyltetrahydro-2H-pyran-2-one (S-enantiomer); (S)-4-Isopropyl-6-methyl-dihydro-2H-pyran-2-one
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-One,Tetrahydro-6-Methyl-4-(1-Methylethyl)-,(4S)-(9Ci) is produced under strict quality management systems to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as chiral purity (enantiomeric excess), chemical purity (by HPLC/GC), and identity confirmation. We support cGMP and ISO compliant documentation for advanced research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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