20-Oxo-20-deoxyphorbol 12,13-dibutyrateUsed to prepare [3H]-PDBu.Product SpecificationFormula: C28H38O8 MW: 502.6 CAS: 100930-03-8 Purity: ≥98% Appearance: Yellow solid. Hazard: IRRITANT. POTENTIAL TUMOR PROMOTER. TOXIC. Solubility: Soluble in DMSO or 100% ethanol. Long Term Storage: -20°C Handling: Protect from light.