Β-Zearalenol
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| Other names | beta-Zearalenol; beta-trans-Zearalenol |
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| CompTox Dashboard (EPA) | |
| ECHA InfoCard | 100.190.517 |
| Chemical and physical data | |
| Formula | C18H24O5 |
| Molar mass | 320.385 g·mol−1 |
| 3D model (JSmol) | |
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β-Zearalenol is a nonsteroidal estrogen of the resorcylic acid lactone group related to mycoestrogens found in Fusarium spp. It is the β epimer of α-zearalenol and along with α-zearalenol is a major metabolite of zearalenone formed mainly in the liver but also to a lesser extent in the intestines during first-pass metabolism. A relatively high proportion of α-zearalenol is formed from zearalenone compared to β-zearalenol in humans. β-Zearalenol is about the same or slightly less potent as an estrogen relative to zearalenone.