Phorbol 12,13-diacetateLess potent than phorbol 12,13-dibutyrate (PDBu) (Prod. No. BML-PE135), but also less hydrophobic.Product SpecificationAlternative Name: PDA Formula: C24H32O8 MW: 448.5 CAS: 24928-15-2 Purity: ≥99% Hazard: HIGHLY IRRITANT. TUMOR PROMOTER. Solubility: Soluble in DMSO or 100% ethanol. Long Term Storage: -20°C Handling: Protect from light.