Is 4-Ethylguaiacol vegan?

4-Ethylguaiacol

Vegan

4-Ethylguaiacol is a phenolic aromatic compound with molecular formula C9H12O2, naturally occurring in fermented beverages like wine and beer via Brettanomyces yeast, and also produced synthetically for use in food, cosmetics and pharmaceuticals.

Also known as 4-EG, 4-Ethyl-2-methoxy-phenol
INCI name 4-Ethylguaiacol
CAS number 2785-89-9
EC number 220-500-4
CosIng ID 39864
Last reviewed 4 July 2026

Sources

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