AdditivesE239 - Hexamethylene tetramine
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E239 - Hexamethylene tetramine
Open Food Facts additive identifier: en:e239
Preservative
Vegan
Yes
Vegetarian
Yes
Risk Level
Unknown
Description
Hexamethylenetetramine or methenamine, also known as urotropin, is a heterocyclic organic compound with the formula (CH2)6N4. This white crystalline compound is highly soluble in water and polar organic solvents. It has a cage-like structure similar to adamantane. It is useful in the synthesis of other chemical compounds, e.g., plastics, pharmaceuticals, rubber additives. It sublimes in vacuum at 280 °C.
Sources
EFSA Evaluation
Scientific Opinion on the re-evaluation of hexamethylene tetramine -E 239- as a food additive
Open EFSA source