Description

4H-Pyran-4-One, 2,3-Dihydro-5-Hydroxy-6-Methyl- is a high-purity heterocyclic organic compound, also known as maltol, valued for its role as a key flavoring agent and versatile chemical intermediate. Its significance lies in providing a warm, caramel-like aroma and flavor, making it essential for creating authentic sensory profiles in food and fragrance formulations. This product is primarily needed by manufacturers in the food & beverage, flavor & fragrance, and pharmaceutical industries seeking reliable, high-quality ingredients for their production processes.

Application

• Flavor & Fragrance Industry: A primary ingredient used as a flavor enhancer to impart sweet, caramel, and fruity notes to baked goods, confectionery, beverages, and perfumes.
• Food & Beverage Manufacturing: Employed as a key additive to create and standardize flavors in products like cakes, cookies, chocolate, and malt-based drinks.
• Pharmaceutical Intermediates: Serves as a crucial building block in the synthesis of more complex active pharmaceutical ingredients (APIs) and fine chemicals.
• Cosmetics & Personal Care: Used in formulations for its pleasant aroma and as a masking agent for other ingredients in lotions, creams, and shampoos.
• Chemical Synthesis: Acts as a versatile precursor for organic synthesis, particularly in creating furanone derivatives and other heterocyclic compounds.
• Research & Development: Utilized in academic and industrial R&D laboratories for studying flavor chemistry and developing new synthetic pathways.

Basic Information

Product Name	4H-Pyran-4-One, 2,3-Dihydro-5-Hydroxy-6-Methyl-
CAS No.	38877-21-3
Molecular Formula	C6H6O3
Molecular Weight	126.11 g/mol
Synonyms	Maltol; 3-Hydroxy-2-methyl-4H-pyran-4-one; 2-Methyl-3-hydroxy-4-pyrone; Larixinic acid; Palatone; Veltol; Flavor enhancer 636; Corps praline
EINECS	254-193-1

Quality Control

Our 4H-Pyran-4-One, 2,3-Dihydro-5-Hydroxy-6-Methyl- is produced under strict quality management systems to ensure batch-to-batch consistency and reliability. We offer grades suitable for food, fragrance, and technical applications, with specifications meeting or exceeding industry standards such as FCC (Food Chemicals Codex) and FEMA GRAS. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The product is hygroscopic (moisture-sensitive); ensure containers are sealed after each use to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
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.