Medchemexpress, HY-B0167 500mg Salicylic acid CAS:69-72-7 Salicylic acid (2-Hydroxybenzoic acid) inhibits cyclo-oxygenase-2 (COX-2) activity independently of transcription factor (NF-κB) activation. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.