(S)-SCH 563705 from MedChemExpress

(S)-SCH 563705 is a S-enantiomer of SCH 563705. SCH 563705 (compound 16) is a potent and orally available CXCR2 and CXCR1 antagonist, with IC50s of 1.3 nM, 7.3 nM and Kis of 1 and 3 nM, respectively[1][2]