Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
3-Hydroxy-2-methyl-4H-pyran-4-one (CAS 118-71-8) is a typical heterocyclic aromatic compound, also known as Maltol. It appears as white crystalline powder with characteristic sweet caramel and fruit aroma. Featuring excellent flavor enhancement, aroma stabilization and chelating properties, it is widely used in food additives, flavor & fragrance, daily chemicals, pharmaceutical intermediates and cosmetic industries. Produced via refined synthesis, recrystallization and drying processes, the product has high purity, stable fragrance and consistent batch quality. For legitimate industrial production, formulation and scientific research only.
Product Features
- High Purity: ≥99.0% (GC), complies with food grade, cosmetic grade and industrial grade standards.
- Strong Flavoring Effect: Outstanding sweet flavor enhancement and odor masking performance.
- Good Stability: Resistant to heat and mild acid-base conditions, suitable for various processing environments.
- Strict Quality Control: Full batch inspection; standard COA and MSDS are available upon request.
Physical & Chemical Properties
Physical Properties
- Appearance: White crystalline powder
- Odor: Characteristic sweet caramel and fruity odor
- Molecular Formula: C6H6O3
- Molecular Weight: 126.11
- Melting Point: 160 – 164 °C
- Boiling Point: 285 °C
- Density: 1.19 g/cm3 (20 °C)
- Solubility: Slightly soluble in cold water; soluble in hot water, ethanol, ether and propylene glycol
- Hygroscopicity: Slightly hygroscopic
Chemical Properties
- Chemical Stability: Stable under normal temperature and sealed storage; gradually discolors under long-term strong light exposure.
- Chemical Reactivity: Possesses weak acidity, capable of chelation reaction with metal ions.
- Acid-Base Character: Weakly acidic in aqueous solution.
- Incompatibility: Keep away from strong oxidants, strong alkalis and direct sunlight.
Applications
- Food Industry: Flavor enhancer and sweetener for beverages, bakery, confectionery, meat products and dairy food.
- Flavor & Fragrance: Key raw material for fruit, caramel and tobacco flavors.
- Daily Chemicals: Fragrance additive for toothpaste, cosmetics, soaps and detergents.
- Pharmaceutical Industry: Intermediate for synthetic drugs and odor corrector for oral preparations.
- Organic Synthesis: Basic raw material for the preparation of pyranone derivatives.
Usage Restriction: For food processing, flavor formulation and scientific research use only. Strictly forbidden for illegal processing and overdosage application.
Storage & Transportation Instructions
Storage Conditions
Store in a cool, dry, dark and well-ventilated warehouse. Keep containers tightly sealed to prevent moisture absorption and aroma loss. Store separately from strong oxidants and strong alkalis. Recommended storage temperature: 10 – 25 °C. Reseal containers immediately after opening.
Transportation Requirements
This product is classified as non-hazardous goods. Adopt sealed and light-proof packaging. Avoid violent collision, extrusion, high temperature and rain soaking during transit. Do not transport together with toxic, corrosive substances and edible raw materials.
Operation Notes
Wear dust-proof mask, chemical-resistant gloves and safety goggles. Operate in a well-ventilated area. Avoid inhalation of dust and direct contact with skin and eyes. Rinse thoroughly with plenty of clean water once contact occurs. Do not eat, drink or smoke in the working area.
Regulatory Information
EINECS Number: 204-268-3
HS Code: 2932209090
Complies with international food additive and chemical standards. Export products follow IATA and IMDG provisions. All transactions are limited to qualified food factories, flavor enterprises and research institutions.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | 3-Hydroxy-2-methyl-4H-pyran-4-one |
| CAS NO. | 118-71-8 |
| IUPAC Name | 3-Hydroxy-2-methyl-4H-pyran-4-one |
| Synonyms | Maltol; 2-Methyl-3-hydroxy-4-pyrone |
| Molecular Formula | C6H6O3 |
| Molecular Weight | 126.11 |
| EINECS Number | 204-268-3 |
| UN Number | Non-hazardous goods |
| Hazard Class | Irritant |
| Appearance | White crystalline powder |
| Purity | ≥99.0% (GC) |
| Water Content | ≤0.3% |
| Melting Point | 160 – 164 °C |
| Boiling Point | 285 °C |
| Density | 1.19 g/cm3 (20 °C) |
| Solubility | Slightly soluble in cold water; soluble in hot water, ethanol |
| HS Code | 2932209090 |
| Storage Temperature | 10 – 25 °C, sealed, dry & light-proof environment |
| Packing Specification | 25kg/fiber drum with inner plastic bag |
| Grade Standard | Food Grade / Cosmetic Grade / Industrial Grade |
| Application Scope | Food flavor enhancer, fragrance raw material, pharmaceutical intermediate |
| Validity Period | 24 Months under specified storage conditions |
