Description

[S,(+)]-4-Hydroxy-5-Methyl-2(5H)-Furanone is a high-purity, chiral lactone compound valued for its role as a versatile flavoring agent and a key chiral building block in fine chemical synthesis. Its significance lies in its ability to impart a characteristic caramel-like, sweet, and fruity flavor profile, making it essential for creating complex and authentic taste experiences. This product is primarily needed by manufacturers in the flavor and fragrance industry, as well as by pharmaceutical and agrochemical companies seeking enantiomerically pure intermediates for advanced synthesis.

Application

• Flavor & Fragrance Industry: A key ingredient for creating and enhancing caramel, butterscotch, maple, and tropical fruit flavor profiles in beverages, confectionery, baked goods, and dairy products.
• Food & Beverage Manufacturing: Used as a natural-tasting flavor modifier and enhancer to improve the overall sensory appeal and mouthfeel of processed foods and drinks.
• Pharmaceutical Intermediates: Serves as a valuable chiral synthon for the production of enantiomerically pure active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Synthesis: Employed as a building block in the research and development of advanced, optically active crop protection agents.
• Research & Development: Utilized in academic and industrial R&D laboratories for studying chiral catalysis, asymmetric synthesis, and novel flavor chemistry.
• Cosmetics & Personal Care: Incorporated into formulations to provide subtle, sweet, and appealing scent notes in perfumes, lotions, and other personal care items.

Basic Information

Product Name	[S,(+)]-4-Hydroxy-5-Methyl-2(5H)-Furanone
CAS No.	22886-01-7
Molecular Formula	C5H6O3
Molecular Weight	114.10 g/mol
Synonyms	(S)-(+)-4-Hydroxy-5-methyl-2(5H)-furanone; (S)-4-Hydroxy-5-methyl-2(5H)-furanone; (S)-5-Methyl-4-hydroxy-2(5H)-furanone; (S)-HMF; (S)-(-)-4-Hydroxy-5-methyl-2(5H)-furanone (enantiomer); (S)-4-Hydroxy-5-methylfuran-2(5H)-one; (S)-5-Methyl-4-hydroxyfuran-2(5H)-one; Natural Furaneol (S-enantiomer)
EINECS	245-281-1

Quality Control

Our [S,(+)]-4-Hydroxy-5-Methyl-2(5H)-Furanone is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Quality is verified through comprehensive analytical testing, including chiral HPLC for enantiomeric excess (ee) and standard identification and purity assays. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your requirements.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed after opening to minimize exposure to atmospheric moisture and light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% ee
Melting Point	88°C - 92°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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