Selective SIRT2 inhibitor (IC50 = 15.5um); displays no effect on SIRT1 or SIRT3. Decreases neuronal cholesterol levels; improves motor function and ameliorates brain atrophy in a mouse model of Huntington's disease. Brain penetrant.Sequence:C19H21BrN2O3SSolubility:DMSO (~100mM)Molecular Weight:~437.35Storage and Stability:Lyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with sterile buffer or ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.