CheckVegan

Is HEMA Acetoacetate vegan?

HEMA Acetoacetate

Vegan Vegan
Vegetarian Vegetarian

HEMA Acetoacetate is an ester formed from hydroxyethyl methacrylate (HEMA) and acetoacetic acid, used as a monomer in polymer and cosmetic formulations.

Also known as Butanoic acid, 3-Oxo-, 2-[(2-methyl-1-oxo-2-propenyl)oxy]ethyl ester
INCI name HEMA Acetoacetate
CAS number 21282-97-3
CosIng ID 56350
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