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Is Butyl Isobutyrate vegetarian?

Butyl Isobutyrate

Vegetarian Vegetarian
Vegan Vegan

Butyl isobutyrate is a synthetic ester, chemically butyl 2-methylpropanoate, used as a fragrance and flavoring ingredient with a fruity odor.

Also known as Butyl 2-methylpropanoate, Butyl 2-methylpropionate
INCI name Butyl Isobutyrate
CAS number 97-87-0
EC number 202-614-6
CosIng ID 39142
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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