TG101348 is a potent, and selective inhibitor of JAK2 (IC50 = 3 nM). It has a 35- and 334-fold selectivity over JAK3 and JAK1, respectively.Solubility:DMSO (~100mg/ml) or Ethanol (~20mg/ml)Molecular Weight:524.68Storage and Stability:Lyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with sterile buffer or dH2O. Aliquot to avoid repeated freezing and thawing. Store 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.