| 摘要 |
An oxazolidone derivative represented by general formula (I) and having a monoamine oxidase inhibitory activity, a pharmacologically acceptable salt thereof, and a drug containing the same as the active ingredient for preventing or treating diseases for which a monoamine oxidase inhibitory activity is efficacious. In formula (I) A and B represent each nitrogen, sulfur or oxygen provided that either A or B represents nitrogen; R<1> represents a group of formula (a) wherein n and m represent each an integer of 0, 1 to 4; and R<3> and R<4> represent each hydrogen, hydroxy, lower alkyl, etc.; a group of formula (b) wherein p and q represent each an integer of 0, 1 to 4; and X represents oxygen, sulfur, etc., a group of formula (c) wherein R<5> and R<6> represent each hydrogen, cyanoalkyl, etc., or alternatively R<5> and R<6> are bonded to each other to represent a ring together with the nitrogen atom to which they are bonded; and so forth; R<2> represents hydrogen or lower alkyl; and the bond ---- represents either a single or a double bond. <CHEM> |
