| Bioactivity | Ro 20-1724 (Ro 20-174) is a potent inhibitor of cAMP-specific phosphodiesterase (PDE4/PDE IV) with a Ki of 1930 nM. Neuroprotective effect[1][2]. | 
| In Vivo | Ro 20-1724 (125, 250 and 500 μg/kg; i.p.; 21 days following first i.c.v. streptozotocin administration; 200-250 g adult (3-5 months old) male albino Wistar rats) significantly attenuated streptozotocin induced cognitive deficit and oxidative stress[2]. | 
| Name | Ro 20-1724 | 
| CAS | 29925-17-5 | 
| Formula | C15H22N2O3 | 
| Molar Mass | 278.35 | 
| Appearance | Solid | 
| Transport | Room temperature in continental US; may vary elsewhere. | 
| Storage | 4°C, sealed storage, away from moisture *In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)  | 
| Reference | [1]. Brackeen MF, et al. Design and synthesis of conformationally constrained analogues of 4-(3-butoxy-4-methoxybenzyl)imidazolidin-2-one (Ro 20-1724) as potent inhibitors of cAMP-specific phosphodiesterase. J Med Chem. 1995;38(24):4848-4854. [2]. Sharma V, et al. Neuroprotective effect of RO-20-1724-a phosphodiesterase4 inhibitor against intracerebroventricular streptozotocin induced cognitive deficit and oxidative stress in rats. Pharmacol Biochem Behav. 2012;101(2):239-245. |