diethylstilbestrol

synonym: 4,4′-[(3E)-hex-3-ene-3,4-diyl]diphenol
initialism: DES
https://doi.org/10.1351/goldbook.10607

Synthetic nonsteroidal substance with estrogenic activity.

Notes:
  1. DES was formerly given to reduce the risk of complications and loss of pregnancy but was shown to cause a rare vaginal tumor in female offspring who had been exposed to this drug in utero.
  2. DES also has effects on the reproductive organs of male progeny exposed in utero.
Source:
PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 744 (https://doi.org/10.1515/pac-2015-1202)