CelastrolAppearance: Red cubic crystals 
Solubility: Soluble in DMSO, ethanol, and most nonpolar solvents, insoluble in water. 
Melting point: 185~200℃ (decomp.) 
Purity by HPLC: ≥98.0% 
Loss on drying: ≤0.5% 
Use:Celastrol is a potent anti-inflammatory that is extracted from the root bark of the Chinese Thunder 
of God vine (Tripterygium wilfordii Hook) an ivy-like vine in China.