Cas No.: | 101526-62-9 |
Chemical Name: | Sematilide hydrochloride; Sematilide HCl; Sematilide hydrochloride; Sematilide; CK-1752A; CK1752A; CK 1752A; CK-1752; CK1752; CK 1752. |
Synonyms: | Sematilide hydrochloride; Sematilide HCl; Sematilide hydrochloride; Sematilide; CK-1752A; CK1752A; CK 1752A; CK-1752; CK1752; CK 1752. |
SMILES: | O=C(NCCN(CC)CC)C1=CC=C(NS(=O)(C)=O)C=C1.[H]Cl |
Formula: | C14H24ClN3O3S |
M.Wt: | 349.87 |
Sotrage: | 2 years -20°C Powder, 2 weeks 4°C in DMSO, 6 months -80°C in DMSO |
Description: | Sematilide hydrochloride (CK-1752 hydrochloride) is a selective IKr channel blocker. Sematilide causes a concentration-dependent inhibition of the delayed rectifier K+ current (IC50=25 μM). Sematilide is a class III antiarrhythmic agent[1]. |
In Vivo: | Sematilide (0.3-1.0 mg/kg, intravenously i.v.) is effective in a canine model of arrhythmia[2]. Animal Model: Mongrel dogs of either sex (10-18 kg body weight)[2] Dosage: 0.3, 1, 3, and 10 mg/kg Administration: I.v. infusions Result: Demonstrated antiarrhythmic effects at 0.3 and 3.0 mg/kg. |
In Vitro: | Application of 10, 30, 100 and 300 μM Sematilide causes a concentration-dependent inhibition of the delayed rectifier K+ current (IC50=25 μM)[1]. |