Piceatannol

3,3',4,5'-Tetrahydroxy-trans-stilbene

Piceatannol is a naturally occurring resveratrol analog. Inhibits nonreceptor kinases Syk and Lyk (IC₅₀=ca. 10 mM). Stimulates Sirt1.

Physical Properties: light pink powder

MW=244.2 C₁₄H₁₂O₄

Analysis: >98% (TLC); NMR conforms

Solubilization: May be dissolved in DMSO (10 mg/ml) or ethanol (10 mg /ml)

Storage: Store desiccated as supplied at 4°C for up to 2 years. Store solutions at -20°C for up to 2 months.