| 摘要 |
Novel quinolylacetic acid compounds of the formula (I): <IMAGE> (I) wherein R1 is a member selected from the group consisting of hydrogen atom, a lower alkyl group having 1 to 4 carbon atoms, and a lower alkyl group having 1 to 4 carbon atoms substituted with an aromatic group having a substituent; R2 is a member selected from the group consisting of hydrogen atom and a lower alkyl group having 1 to 4 carbon atoms; R3 is a member selected from the group consisting of hydrogen, a halogen atom, an alkyl group having 1 to 8 carbon atoms, and an alkenyl group having 2 to 8 carbon atoms; R4 and R5, carpable of cyclization, are each a member selected from the group consisting of hydrogen atom and a lower alkyl group having 1 to 4 carbon atoms; R6 is a member selected from the group consisting of hydrogen atom an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 5 carbon atoms, an alkynyl group having 3 to 8 carbon atoms, an aralkyl group, a substituted aralkyl group, an aliphatic or aromatic acyl group, and a substituted aliphatic or aromatic acyl group; and A is a member selected from the group consisting of hydrogen atom and an oxo group; the broken line denoting a second bond or no bond when A is a hydrogen atom and denoting no bond when A is an oxo group, and pharmaceutically acceptable salts thereof. |
