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Send EmailEthyl Maltol, E637, 4940-11-8
Ethyl Maltol
1. Product Description
| Property | Details |
|---|---|
| Product Name | Ethyl Maltol |
| CAS Number | 4940-11-8 |
| E Number | E637 |
| Molecular Formula | C₇H₈O₃ |
| Molecular Weight | 140.14 g/mol |
| Appearance | White crystalline powder |
| Melting Point | 85-95°C |
| Boiling Point | 161°C |
| Density | 1.34 g/cm³ |
| Solubility | Slightly soluble in water; soluble in ethanol and propylene glycol |
2. Physical and Chemical Properties
2.1. Physical Properties
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Melting Point | 85-95°C |
| Boiling Point | 161°C |
| Density | 1.34 g/cm³ |
| Solubility in Water | Slightly soluble |
| Solubility in Ethanol | Soluble |
| Solubility in Propylene Glycol | Soluble |
2.2. Chemical Properties
| Property | Description |
|---|---|
| Chemical Formula | C₇H₈O₃ |
| IUPAC Name | 2-Ethyl-3-hydroxy-4-pyrone |
| Reactivity | Generally chemically inert; does not react with most chemicals |
| High Temperature Reactivity | May react at high temperatures |
| Oxidizing Agents | May react with strong oxidizing agents |
| pH Stability | Stable over a wide pH range |
3. Synonyms and Other Names
| Name | Description |
|---|---|
| 2-Ethyl-3-hydroxy-4-pyrone | IUPAC name |
| 2-Ethyl pyromeconic acid | Alternative chemical name |
| 2-Ethyl-3-hydroxy-4-pyranone | Systematic name |
| Ethyl Maltol | Common name |
| E637 | European food additive code |
4. Common Name in Public Language
| Name | Description |
|---|---|
| Etil Maltol | Turkish common name |
5. Applications and Uses
5.1. Food Industry
| Application | Function |
|---|---|
| Sweetener | Flavor enhancer and sweetening agent |
| Flavor Enhancer | Enhances and rounds out flavors |
| Confectionery | Used in candies and sweets |
| Beverages | Added to soft drinks and flavored beverages |
| Ice Cream | Flavor enhancement in frozen desserts |
| Sweet Sauces | Flavor improvement in dessert sauces |
| Flavored Products | General flavor enhancement |
5.2. Perfume and Cosmetics
| Application | Function |
|---|---|
| Perfumes | Sweet and fruity fragrance component |
| Cosmetic Products | Fragrance enhancer |
| Personal Care Items | Scent improvement |
5.3. Pharmaceutical Industry
| Application | Function |
|---|---|
| Drug Formulations | Sweetening agent to mask bitter tastes |
| Liquid Medications | Flavor improvement in syrups and suspensions |
| Chewable Tablets | Taste masking |
6. Regulatory Information
| Regulation | Details |
|---|---|
| E Number | E637 (European Union food additive code) |
| CAS Number | 4940-11-8 |
| Food Additive Status | Approved for use in food products within the EU and many other countries |
7. Safety and Handling
| Parameter | Details |
|---|---|
| Storage Conditions | Store in a cool, dry place away from direct sunlight |
| Temperature | Keep below 25°C |
| Moisture | Protect from moisture |
| Handling | Use standard industrial hygiene practices |
| Stability | Stable under normal conditions |
8. Summary
Ethyl Maltol (CAS: 4940-11-8, E637) is an organic compound with the molecular formula C₇H₈O₃ and molecular weight of 140.14 g/mol. It appears as a white crystalline powder with a sweet, fruity, caramel-like aroma.
Key Physical Properties:
-
Melting point: 85-95°C
-
Boiling point: 161°C
-
Density: 1.34 g/cm³
-
Solubility: Slightly soluble in water; soluble in ethanol and propylene glycol
Chemical Properties:
-
Generally chemically inert
-
Stable over wide pH range
-
May react at high temperatures or with strong oxidizing agents
Main Applications:
-
Food Industry: Sweetener and flavor enhancer in confectionery, beverages, ice cream, and sauces
-
Perfume and Cosmetics: Fragrance component for sweet and fruity notes
-
Pharmaceutical Industry: Taste-masking agent in drug formulations
Synonyms:
-
2-Ethyl-3-hydroxy-4-pyrone
-
2-Ethyl pyromeconic acid
-
2-Ethyl-3-hydroxy-4-pyranone
Ethyl Maltol is a versatile flavor enhancer and fragrance ingredient widely used across food, cosmetic, and pharmaceutical industries. Its ability to impart sweet, caramel-like notes makes it particularly valuable in confectionery and beverage applications.
