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Is Dimethyl Dicarbonate vegetarian?

Dimethyl Dicarbonate

Vegetarian Vegetarian
Vegan Vegan

Dimethyl dicarbonate is a synthetic chemical compound used as a beverage preservative and antimicrobial agent, capable of inactivating microorganisms at low concentrations and decomposing into methanol and carbon dioxide after use.

Also known as Dimethyl pyrocarbonate, DMDC, Velcorin
E number E242
INS number 242
CAS number 4525-33-1
EC number 224-859-8
Last reviewed 22 April 2026

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

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