CheckVegan

Is tert-Butyl Isopentanethioate vegan?

tert-Butyl Isopentanethioate

Vegan Vegan
Vegetarian Vegetarian

tert-Butyl isopentanethioate is a synthetic thioester compound used as a fragrance ingredient.

Also known as tert-Butyl 3-methylbutanethioate
INCI name tert-Butyl Isopentanethioate
CAS number 2432-91-9
EC number 219-416-0
CosIng ID 39144
Last reviewed 4 July 2026

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

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.

Report an issue