A cell-permeable, cyclobutenedione derivative that acts as a potent antagonist of chemokine receptor CXCR2 (IL8RB) (IC50 = 8 nM). Reported to inhibit CXCR2-mediated chemotaxis in a CXCR2 expressing cell line (IC50 = 145 nM). Exhibits good stability in human and rat liver microsomal preparations (>50% remaining after 30 min at 37°C).
CXCR2 antagonist, Cpd 19 - CAS 473728-67-5 - Calbiochem Supplier
