Patent ID: 6469043
Filing Date: 2002-10-22
Classification: A61P,C07D

Abstract:
An indole compound represented by the following formula (I), its pharmacologically acceptable salt thereof or hydrates thereof: whereinR1 represents hydrogen atom, a halogen atom or cyano group; R2 and R3 are the same as or different from each other and each represents a hydrogen atom, a C1-C4 lower alkyl group or a halogen atom; R4 represents a hydrogen atom or a C1-C4 lower alkyl group; the ring A represents a cyanophenyl group, an aminosulfonylphenyl group, or a cyanothiophenyl group; and wherein (i) all of R1, R2 and R3 are not hydrogen atoms, (ii) both R2 and R3 are not hydrogen atoms, (iii) the ring A is not aminosulfonylphenyl group when both R1 and R2 are halogen atoms, and (iv) when the ring A is a cyanophenyl group and R1 is a cyano group or a halogen group, at least one of R2 and R3 is not a hydrogen atom.