CheckVegan

Is cis-Non-2-enal vegan?

cis-Non-2-enal

Vegan Vegan
Vegetarian Vegetarian

2-Nonenal is an unsaturated aldehyde and a colorless liquid, an important aroma compound found in aged beer and buckwheat; the cis isomer is used as a fragrance/flavoring ingredient.

Also known as (Z)-Non-2-enal
INCI name cis-Non-2-enal
EC number 262-428-6
CosIng ID 40990
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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