| 摘要 |
<p>This invention concerns a process for preparing 2-amino-1,5(6)-substituted-benzirnidazole compounds by reacting a l-unsubstituted-2-amino-5(6)-substituted-benzimidazole compound with a sulfonyl chloride or a haloalkyl isothiocyanate in the presence of an acid acceptor base, water, and a water-miscible nonhydroxylic solvent.</p> |
