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Hormonal agents (3)
Estrogen esters (2)
1-Keto-1,2,3,4-tetrahydrophenanthrene (THP-1), or 1,2,3,4-tetrahydrophenanthren-1-one, is a synthetic steroid-like compound which was reported to be the first synthetic estrogen, or the first synthetic compound identified with estrogenic activity. It was first synthesized in 1933 by Cook et al. and was tested due to its similarity to the presumed chemical structure of estrone.
HEXESTROL DIPROPIONATE (4825-53-0)
Hexestrol dipropionate (brand name Hexanoestrol, Retalon Oleosum), or hexestrol dipropanoate, is a synthetic, nonsteroidal estrogen of the stilbestrol group related to diethylstilbestrol. It is an ester of hexestrol, and has been known since at least 1931. The drug has been used in the past to inhibit lactation in women.