Patent ID: 6362203
Filing Date: 2002-03-26
Classification: A61P,C07D

Abstract:
A 4-hydroxy-4-phenylpiperidine compound represented by the following formula (1): wherein, R1 and R2 are the same or different and each independently represents a hydrogen atom, a lower alkyl group or a cycloalkyl group, or R1 and R2 may form a heterocyclic ring together with the adjacent nitrogen atom, R3 represents a hydrogen atom or a group â€”(CR4R5)nâ€”Y, in which, R4 and R5 each represents a hydrogen atom or a lower alkyl group, Y represents a group â€”COOR6, â€”CONR7R8, â€”OR9 or â€”OCOR10, in which R6, R9 and R10 each independently represents a hydrogen atom, a lower alkyl group or a cycloalkyl group, R7 and R8 are the same or different and each independently represents a hydrogen atom, a lower alkyl group or a cycloalkyl group or R7 and R8 may form a heterocyclic ring together with the adjacent nitrogen atom, and n stands for 1 to 6, or salt thereof.