Background:

Paroxypropione is a manufactured, nonsteroidal estrogen which has been used medically as an antigonadotropin.

[1]. Mombelli E. et al. Evaluation of the OECD (Q)SAR Application Toolbox for the profiling of estrogen receptorbinding affinities. SAR QSAR Environ Res. 2012 Jan;23(1-2):37-57.