Description

2-Pentanone, 3-Hydroxy-4-Methyl-, (R)- (9Ci) is a chiral, optically active ketone derivative that serves as a valuable building block in advanced organic synthesis. Its defined stereochemistry and functional groups make it a critical intermediate for producing high-value, enantiomerically pure compounds. This specialty chemical is essential for research and development in the pharmaceutical and fine chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of enantioselective drugs.
• Asymmetric Synthesis: Used as a starting material or auxiliary in catalytic asymmetric reactions to construct complex molecules with high optical purity.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, including fragrances, flavors, and advanced materials that require specific stereochemistry.
• Academic & Industrial Research: A valuable reference standard and reagent in chemical research focused on stereochemistry, reaction mechanisms, and new synthetic methodologies.
• Agrochemical Development: Potential intermediate in the synthesis of chiral pesticides or herbicides where biological activity is stereospecific.

Basic Information

Product Name	2-Pentanone, 3-Hydroxy-4-Methyl-, (R)- (9Ci)
CAS No.	173851-00-8
Molecular Formula	C6H12O2
Molecular Weight	116.16 g/mol
Synonyms	(R)-3-Hydroxy-4-methylpentan-2-one; (R)-4-Methyl-3-hydroxypentan-2-one; (R)-3-Hydroxy-4-methyl-2-pentanone; 3-Hydroxy-4-methyl-2-pentanone, (R)-; (R)-Pantolactone derivative intermediate; (2R)-3-Hydroxy-4-methylpentan-2-one; 2-Pentanone, 3-hydroxy-4-methyl-, (R)-
EINECS	Contact for details

Quality Control

Our production of (R)-3-Hydroxy-4-methyl-2-pentanone adheres to stringent quality management protocols to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is characterized by advanced analytical techniques, including chiral HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment 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 controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity and stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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