17β-estradiol 5.11 ± 10.26 ± 314.42 5.11 5 (C20H26O3) 0.28 0.60 (1743-60-8) 17α - ethinylestradiol 4.10 ± 10.24 ± 269.40 4.11 10 (C20H24O2) 0.31 0.60 (57-63-6) Estriol (E3) 2.53 ± 10.25 ± (C18H24O3) 288.38 2.53 10 0.28 0.70 (50-27-1) Enterolactone 1.89± C18 H18 O4 298.33 1.89 9.93± 0.10 10 0.37 Phytoestrogens a Source: SciFinder database Log is logarithm of the distribution coefficient which is the ratio of the sum of concentrations of all forms of the D compound (ionised and unionised) in octanol and water at a given pH.
17β-estradiol (C20H26O3) (1743-60-8) 314.42 5.11 ± 0.28 5.11 10.26 ± 0.60 5 17α - ethinylestradiol (C20H24O2) (57-63-6) 269.40 4.10 ± 0.31 4.11 10.24 ± 0.60 10 Estriol (E3) (C18H24O3) (50-27-1) 288.38 2.53 ± 0.28 2.53 10.25 ± 0.70 10 Phytoestrogens Enterolactone C18 H18 O4 298.33 1.89± 0.37 1.89 9.93± 0.10 10 a Source: SciFinder database Log D is logarithm of the distribution coefficient which is the ratio of the sum of concentrations of all forms of the compound (ionised and unionised) in octanol and water at a given pH.