PDE inhibitor. Potent, non-specific inhibitor of phosphodiesterases (IC50=2-50µM). More potent than theophylline at adenosine receptors. Accelerates conversion of mouse fibroblast cells into adipose cells. Formula: C10H14N4O2. MW: 222.2. CAS Number: 28822-58-4. Purity: ≥99% (HPLC). Appearance: White solid. Solubility: Soluble in 100% ethanol, DMSO or methanol (warm, 50mg/ml); almost insoluble in water. Use/Stability: Store, as supplied at -20°C for up to 1 year. Store solutions at -20°C for up to 3 months. Long Term Storage: -20°C