Is Propylene Oxide vegan?
Propylene Oxide
Propylene oxide (1,2-epoxypropane) is a flammable, reactive liquid epoxide produced industrially from petroleum-derived propylene. It is an important chemical intermediate used in the synthesis of polyurethanes, propylene glycol, and other chemicals.
| Also known as | 1,2-Epoxypropane, Epoxypropane, food fumigant, Methyloxirane, Methyloxirane (Propylene oxide), Propene oxide, Propylene oxide |
|---|---|
| INCI name | Propylene Oxide |
| CAS number | 75-56-9 |
| EC number | 200-879-2 |
| CosIng ID | 29051 |
| Last reviewed | 16 April 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.
