Steroid sulfatase-IN-2 is an active inhibitor of steroid sulfatase (STS), demonstrating an IC50 value of 109.5 nM. Its potential application lies in hormone-dependent cancer research, specifically estrogen-dependent breast and endometrial cancer [1].
Steroid sulfatase-IN-3 (compound 1q) is a highly effective Steroid sulfatase (STS) inhibitor, exhibiting an IC 50 value of 25.8 nM. This compound also demonstrates antiproliferative properties against T-47D estrogen-dependent breast cancer cells, with an IC 50 of 1.04 μM [1].