Description

(R)-5-Hexanolide is a chiral lactone of significant interest in fine chemical synthesis. This compound matters as a versatile chiral building block and intermediate, enabling the stereoselective construction of complex molecules. It is needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and fragrance industries for developing active ingredients and specialty chemicals.

Application

• Chiral intermediate in the synthesis of pharmaceutical active ingredients (APIs).
• Building block for natural product synthesis and complex organic molecules.
• Precursor for the development of agrochemicals and plant protection agents.
• Starting material for the synthesis of specialty polymers and advanced materials.
• Key component in fragrance and flavor chemistry for creating specific olfactory notes.
• Research and development of novel catalysts and ligands in asymmetric synthesis.

Basic Information

Product Name	(R)-5-Hexanolide
CAS No.	43112-32-9
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	(R)-δ-Hexalactone; (R)-5-Hydroxyhexanoic acid lactone; (R)-Tetrahydro-2H-pyran-2-one; (R)-5-Methylvalerolactone; (R)-Hexano-1,5-lactone; (R)-5-Methyl-δ-valerolactone; (R)-5-Hydroxycaproic acid lactone; (R)-5-Hydroxyhexanoic acid cyclic ester
EINECS	Contact for details

Quality Control

Our (R)-5-Hexanolide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

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

Specification

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

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