Description

3-Hydroxy-2-Pyrone is a versatile heterocyclic organic compound, also known as maltol, valued for its pleasant caramel-like aroma and flavor-enhancing properties. This compound serves as a crucial building block and intermediate in the synthesis of pharmaceuticals, agrochemicals, and complex organic molecules. It is essential for manufacturers in the food & flavor, pharmaceutical, and fine chemical industries seeking reliable, high-purity ingredients for their formulations.

Application

• Flavor & Fragrance Industry: Primarily used as a key flavoring agent (maltol) to impart sweet, caramel, and fruity notes to food products, beverages, and confectionery.
• Pharmaceutical Intermediates: Serves as a vital precursor in the synthesis of various active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Employed as a building block for creating advanced pesticides, herbicides, and plant growth regulators.
• Cosmetics & Personal Care: Utilized in formulations for its pleasant aroma and as a stabilizer or pH adjuster in certain products.
• Chemical Research & Development: Acts as a versatile ligand and chelating agent in coordination chemistry and catalyst design.
• Food Preservation: Functions as an antioxidant synergist, helping to extend the shelf life of certain food products.

Basic Information

Item	Details
Product Name	3-Hydroxy-2-Pyrone
CAS No.	496-64-0
Molecular Formula	C6H6O3
Molecular Weight	126.11 g/mol
Synonyms	Maltol; 3-Hydroxy-2-methyl-4-pyrone; Larixinic acid; 2-Methyl-3-hydroxy-4-pyrone; 3-Hydroxy-2-methyl-4H-pyran-4-one; Palatone; Veltol; Flavor enhancer 636
EINECS	207-837-2

Quality Control

Our 3-Hydroxy-2-Pyrone is produced under a stringent quality management system. We offer grades suitable for food, pharmaceutical, and technical applications, with specifications aligned to FCC (Food Chemicals Codex) and in-house pharmacopeial standards. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles to ensure traceability and compliance with your specific 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). Keep away from heat, sparks, and open flame. The product is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	160°C - 164°C
Loss on Drying	≤ 0.5%
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.