Description

(5S)-3-Butyl-5-Methylfuran-2(5H)-One is a chiral lactone building block of significant interest in fine chemical synthesis. This compound matters for its role as a versatile intermediate in the production of complex molecules, particularly in the pharmaceutical and agrochemical sectors. Industries requiring high-purity chiral synthons for asymmetric synthesis, such as advanced pharmaceutical R&D and specialty chemical manufacturing, are the primary users of this material.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of active pharmaceutical ingredients (APIs) and bioactive molecules.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides where specific stereochemistry is required for efficacy.
• Flavor & Fragrance Industry: Serves as a building block for creating complex, naturally-derived aroma compounds and flavorants.
• Material Science Research: Employed in the development of novel polymers and functional materials with specific optical or chemical properties.
• Asymmetric Catalysis: Utilized as a substrate or ligand precursor in catalytic reactions to induce chirality in target molecules.
• Academic & Industrial R&D: A valuable tool for chemists in research laboratories exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	(5S)-3-Butyl-5-Methylfuran-2(5H)-One
CAS No.	98587-10-1
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	(5S)-3-Butyl-5-methyl-2(5H)-furanone; (S)-3-Butyl-5-methylfuran-2(5H)-one; 5-Methyl-3-butyl-2(5H)-furanone, (5S)-; Lactone, 3-butyl-5-methyl-, (5S)-; (5S)-5-Methyl-3-butylfuran-2(5H)-one; (S)-5-Methyl-3-butyl-2(5H)-furanone; 98587-10-1; (S)-3-Butyl-5-methyl-2(5H)-furanone
EINECS	Contact for details

Quality Control

Our (5S)-3-Butyl-5-Methylfuran-2(5H)-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
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.