CheckVegan

Is Styrene vegan?

Styrene

Vegan Vegan
Vegetarian Vegetarian

Styrene is an organic compound with a vinyl group attached to a benzene ring, primarily produced synthetically from benzene as the precursor to polystyrene and various copolymers. It is not of animal origin.

Also known as Cinnamene, Ethenyl-benzene, Ethenylbenzene, Phenylethylene, Styrol, Styrolene, Vinylbenzene
INCI name Styrene
CAS number 100-42-5
EC number 202-851-5
CosIng ID 41112
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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