MW: 204.22. Purity ≥95% by TLC. Background: SBHA is a competitive histone deacetylase (HDAC) inhibitor that has been shown to inhibit HDAC1 (IC?? = 0.25 muM) and HDAC3 (IC?? = 0.30 muM). SBHA causes cell differentiation, cell cycle arrest, or apoptosis. SBHA also enhances cytotoxicity induced by Oxaliplatin in the colorectal cancer cell lines.