| 摘要 |
<p>The invention relates to a method for producing benzimidazole derivates of the formula I, which are suitable for use as therapeutic agents for ulcers, in particular omeprazole or pantoprazole, whereby a compound of the formula II is reacted with m- chloroperoxybenzoic acid in a solvent, whereby the solvent is an acetone or an acetone/water mixture.</p> |
