C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/237, 260/314
C07D 233/54 (2006.01) A61K 31/415 (2006.01)
Patent
CA 1299186
ABSTRACT OF THE DISCLOSURE Novel 4 (5)-substituted imidazole derivatives having the general Formula I Image (I), wherein R1 is a lower alkyl, OH-substituted lower alkyl or alkenyl, R2 is H, lower alkyl or alkenyl, with the proviso that, when R2 is H or lower alkyl, then R1 is not a straight lower alkyl, R3 is H, CH3, CH2CH3, OCH3 or Hal, R4 is H, CH3, CH2CH3, OCH3 or Hal and Hal is halogen, or their non-toxic, acid-addition salts, and processes for their preparation are provided herein. The compounds and their salts possess valuable pharmacological properties and are useful, especially as selective .alpha.2-receptor antagonists.
537323
Karjalainen Arja Leena
Karjalainen Arto Johannes
Borden Ladner Gervais Llp
Farmos-Yhtyma Oy
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