Melting point :79-81°C Boiling point:547.2±45.0 °C(Predicted) density:1.327±0.06 g/cm3(Predicted) storage temp:-20° solubility:Soluble in DMSO (greater than 25 mg/ml) or in Ethanol (up to 20 mg/ml). pka:6.12±0.50(Predicted) form:solid color:Tan Stability:Stable for 1 year from date of purchase as supplied. Solutions in DMSO or ethanol may be stored at -20° for up to 1 month.