C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/208, 260/305
C07D 233/84 (2006.01) A61K 31/395 (2006.01) C07D 401/12 (2006.01) C07D 403/12 (2006.01) C07D 413/12 (2006.01) C07D 417/12 (2006.01) C07D 491/113 (2006.01)
Patent
CA 2035988
-1- HOE 90/F 043 Abstract of the disclosure: Novel imidazole compounds, processes for their prepara- tion, pharmaceutical based on these compounds and some intermediates Imidazole compounds of the formula I Image (I) in which R1 = alkyl, R2 and R3 = H, halogen or alkyl, X = OH or an amide radical having certain substituents, processes for their preparation and pharmaceuticals based on these compounds, in particular for the prophylaxis and treatment of circulatory disturbances, especially of disturbances of the microcirculation and of the disorders resulting therefrom, and some novel intermediates for the preparation of the compounds of the formula I, which are 1-methyl-, 1,2- dimethyl- and l-ethyl-4-imidazolesulfonyl chloride.
Graeve Rolf
Okyayuz-Baklouti Ismahan
Seiffge Dirk
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
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