| 摘要 |
<p>(A) Cpds. (I) R =(1-10C) Oalkyl, Ph, or p-F.C6H4, at postn.5(6). (B) Salts of I Anthelmintics. Dose 5-125 mg/kg. HCSNH2 (0.2 mol) was added (15 mins.) to 2-(2-bromoacetyl)-5(6)-isopropoxycarbonylaminobenzimidazole (0.1 mol) in EtOH (50 ml) at 0 deg., warmed (1 h.) to 25 deg., stirred 48 h., poured into ice-water, neutralised with NaHCO3, filtered, washed, and recryst. from 50% MeOH.Aq., giving I, m.p.240-2 deg.</p> |
