Patent ID: 7772225

Claim:
A compound corresponding to Formula I: wherein R1 is selected from the group consisting of H; alkyl; cycloalkyl; alkylenealkoxy; alkylenecycloalkyl; aryl unsubstituted or substituted by one or more alkyl, alkoxy, halogen, CF 3 , CN; alkylenearyl; alkylenearylenealkyl; alkylenearylenehalogen; alkylenearyleneoxyalkyl; alkylenearylenedialkylamin; heteroaryl; alkyleneheteroaryl unsubstituted or substituted with alkyl, alkoxy, halogen, CN, CF 3 ; R2 is selected from the group consisting of cycloalkyl; aryl unsubstituted or substituted with alkyl, alkoxy, halogen, CN, CF 3 ; alkylenearyl, unsubstituted or substituted, but not substituted by furan or furanyl; alkylenealkoxy; alkylenecycloalkyl; CO-alkyl; CO-cycloalkyl; CO-aryl substituted by alkyl, alkoxy, halogen, CF 3 , CN; CO-alkylenearyl unsubstituted or substituted with alkyl, alkoxy, halogen, CF 3 , CN; CO-heteroaryl unsubstituted or substituted by alkyl, alkoxy, halogen, CF 3 , CN; CO—O-alkyl; CO—O-cycloalkyl; CO—O-aryl substituted with alkyl, alkoxy, halogen, CN, CF 3 ; CO—O-alkylenearyl unsubstituted or substituted with alkyl, alkoxy, halogen, CN, CF 3 ; CO—O-heteroaryl; CO—NH-alkyl; CO—NH-cycloalkyl; CO—NH-aryl substituted with alkyl, alkoxy, halogen, CN, CF 3 ; CO—NH-alkylenearyl unsubstituted or substituted with alkyl, alkoxy, halogen, CN, CF 3 ; CO—NH-heteroaryl; SO 2 —NH 2 ; SO 2 -alkyl; SO 2 -aryl unsubstituted or substituted by alkyl, alkoxy, halogen, CF 3 , CN; or R1 and R2 together form a 5 or 6-membered ring which may optionally contain from 1 to 2 additional heteroatoms independently selected from the group consisting of nitrogen, oxygen and sulfur; and which may optionally bear 1 or 2 double bonds; and which may also be substituted by alkyl, halogenalkyl, aryl unsubstituted or substituted with alkyl, alkoxy, hydroxy, halogen, CN, CF 3 , and/or heteroaryl; and which may also contain a carbonyl group; and which may also be condensed with aryl; R3 and R4 are each independently selected from the group consisting of H, cycloalkyl, cycloalkyl containing 1 or more heteroatoms selected from nitrogen and oxygen; cycloalkyl containing 1 or more heteroatoms selected from nitrogen and oxygen, and optionally substituted with alkyl, alkoxy, halogen, CF 3 , CN; aryl; aryl substituted with alkyl, alkoxy, halogen, CF 3 , CN; and heteroaryl unsubstiututed or substituted with alkyl, alkoxy, halogen, CF 3 , CN; or R3 and R4 together form a 5 or 6-membered ring which may optionally contain from 1 to 2 heteroatoms independently selected from the group consisting of nitrogen and oxygen atoms and which may also be substituted by aryl or aryl substituted with alkyl, alkoxy, halogen, CF 3 and CN; or a physiologically acceptable acid addition salt thereof.