2-amino-1,3-propanediol compound and immunosuppressant

摘要: A 2-amino-1,3-propanediol compound represented by general formula (I) or a pharmaceutically acceptable salt thereof, and an immunosuppressant containing the same as active ingredient. In said R represents optionally substituted linear branched carbon chain, aryl cycloalkyl; R?2, R3, R4 R5?, which may be different from one another, represent each hydrogen, alkyl, aralkyl, acyl alkoxycarbonyl. The is immunodepressant useful inhibitor against rejection in organ bone marrow transplantation, preventive remedy for autoimmune diseases so forth, reagent medical pharmaceutical fields.