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Is 1,3,5-Trioxane vegan?

1,3,5-Trioxane

Vegan

1,3,5-Trioxane, also known as trioxymethylene, is a synthetic cyclic trimer of formaldehyde used industrially as a chemical intermediate and solvent. It is chemically manufactured with no animal origin.

Also known as Trioxymethylene
INCI name 1,3,5-Trioxane
CAS number 110-88-3
EC number 203-812-5
CosIng ID 29396
Last reviewed 9 July 2026

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