Acetal

Acetal

【CAS】105-57-7

Alias: diethylacetal,1,1-diethoxyethane;acetaldehyddiethylacetal;2-DIETHYLACETAL

Molecular formula: C6H14O2  Relative molecular mass: 118.17

Structural formula:

 

1.Product Property

Ethyl acetate (food grade) is a colorless and transparent liquid with a typical fragrant ether-like odor.

2.

ParameterSpecification (Food Grade)
AppearanceClear, colorless liquid
Assay (GC)≥ 98.0%
OdorCharacteristic ethereal odor
Density (20°C)0.825 – 0.835 g/cm³
Refractive Index (20°C)1.380 – 1.385
Acidity (as acetic acid)≤ 0.1%
Water Content≤ 0.2%
Aldehyde Content≤ 0.5% (as acetaldehyde)

 

3.Application scope and Usage

Diethyl Acetal (food-grade) is used as a flavoring agent in food products, primarily to provide a fresh, fruity, and ethereal aroma. It is approved for use in alcoholic beverages (e.g., fruit brandies, liqueurs), candies, gelatin desserts, and baked goods, where it enhances fruity and green flavor notes.

 

4.Package and Storage

Ethyl acetal (food grade) should be sealed and packaged in stainless steel or aluminum containers. It should be stored in a cool (<30℃), dry and well-ventilated place, away from heat sources and oxidants. Due to its high flammability, the storage area must be protected against static electricity and open flames are prohibited. The shelf life is 18 months from unopened state. After opening, it is recommended to use up within 6 months.