Description

3-Pentanone, 2-Hydroxy-4-Methyl-, (S)- (9Ci) CAS NO 86838-21-3 is a chiral, optically active ketone derivative with a hydroxyl group, making it a valuable bifunctional building block in fine chemical synthesis. This compound matters for its role in creating complex, stereochemically defined molecules, which are critical for developing high-value pharmaceuticals and agrochemicals. It is needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific chiral centers into their target molecules.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring specific stereochemistry for biological activity.
• Agrochemical Synthesis: Used in the production of advanced, enantiomerically pure herbicides, fungicides, and insecticides where the (S)-configuration is essential for efficacy.
• Flavor and Fragrance Ingredient: Acts as a precursor for synthesizing specific chiral aroma compounds, contributing to complex scent and flavor profiles.
• Ligand and Catalyst Development: Employed in the research and preparation of chiral ligands and organocatalysts for asymmetric synthesis.
• Material Science Research: Utilized as a monomer or modifying agent in the development of specialized polymers with tailored optical or physical properties.
• Academic and Industrial R&D: A valuable tool compound for methodological development in organic synthesis and stereochemistry studies.

Basic Information

Product Name	3-Pentanone, 2-Hydroxy-4-Methyl-, (S)- (9Ci)
CAS No.	86838-21-3
Molecular Formula	C6H12O2
Molecular Weight	116.16 g/mol
Synonyms	(S)-2-Hydroxy-4-methyl-3-pentanone; (S)-4-Methyl-2-hydroxypentan-3-one; L-2-Hydroxy-4-methyl-3-pentanone; (3S)-3-Hydroxy-4-methylpentan-2-one; 2-Pentanone, 4-methyl-2-hydroxy-, (S)-; (S)-3-Hydroxy-4-methyl-2-pentanone; (S)-3-Hydroxy-4-methylpentan-2-one; (S)-HMP
EINECS	Contact for details

Quality Control

Our 3-Pentanone, 2-Hydroxy-4-Methyl-, (S)- is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC or GC, to ensure high enantiomeric excess (e.e.) and chemical purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided for each shipment, ensuring traceability and compliance with your internal quality standards.

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 strong oxidizing agents, strong acids, and strong bases. The compound may be hygroscopic; handle and store under anhydrous conditions if specified for your grade.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC/GC)	≥ 98.0% e.e. (S)
Specific Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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