| abstract |
The present invention relates to a quinoline derivative having a vinyl substituent at position 3 represented by the following formula (1), a pharmaceutically acceptable salt thereof, a preparation method thereof, and a pharmaceutical composition containing the same as an active ingredient, and 3-vinyl of the present invention. Since quinoline derivatives and salts thereof have a function of inhibiting gastric acid secretion in mammals, they may be usefully used as therapeutic agents for gastric ulcers.n n n n n n n n n n In Formula 1, R 1 , R 2 , Ar, X, and n are as defined in the specification. |