Estetrol

Estetrol Structure
Estetrol structure
Common Name Estetrol
CAS Number 15183-37-6 Molecular Weight 304.38100
Density 1.343 g/cm3 Boiling Point 491.9ºC at 760 mmHg
Molecular Formula C18H24O4 Melting Point N/A
MSDS Chinese USA Flash Point 231.7ºC

Estetrol: a unique steroid in human pregnancy.

J. Steroid Biochem. Mol. Biol. 110(1-2) , 138-43, (2008)

Estetrol (E(4)) is an estrogenic steroid molecule synthesized exclusively by the fetal liver during human pregnancy and reaching the maternal circulation through the placenta. Its function is presently unknown. After its discovery in the mid-1960s, E(4) resea...