Potent and selective heme oxygenase 1 (HO-1) inhibitor (IC50 values are 1.9 and >100 μM for HO-1 and HO-2 respectively), reduces protein carbonylation and reactive oxygen species formation in advanced prostate cancer cells (PCA). Inhibits cell proliferation in vitro and PCA tumor growth and lymph node/lung metastases in vivo. Synergizes with Taxol (Cat. No. 1097). Purity 98%. MW (observed): 373.67