申请人:TORII & CO., LTD.
公开号:EP0190356A1
公开(公告)日:1986-08-13
Novel amidine compounds represented by formula (I) (wherein R, and R2 each represents hydrogen, a straight or branched chain alkyl group containing 1 to 6 carbon atoms, R3 represents a straight or branched chain alkyl group containing 1 to 6 carbon atoms or R4-B-(VH2)n-, n represents -0- or NH-, R4 represents hydrogen, R5-CO- or -CH2-, R5 represents a straight or branched chain alkyl group containing 1 to 15 carbon atoms, and R, and Ra may optionally form a ring via 2 to 4 carbon atoms which may contain a double bond or a straight or branched alkyl substituent containing 1 to 4 carbon atoms) and medicinally acceptable acid addition salts thereof are useful as orally administrable anti-trypsin, anti-plasmin, anti-kallikrein, anti-thrombin, and anti-complement agents.
由式(I)代表的新型脒化合物(其中R和R2分别代表氢、含1至6个碳原子的直链或支链烷基,R3代表含1至6个碳原子的直链或支链烷基或R4-B-(VH2)n-,n代表-0-或NH-,R4代表氢、R5-CO-或-CH2-,R5代表含1至15个碳原子的直链或支链烷基、以及 R 和 Ra 可任选通过 2 至 4 个碳原子形成环,环中可含有双键或含有 1 至 4 个碳原子的直链或支链烷基取代基)及其可药用的酸加成盐可用作口服抗胰蛋白酶、抗浆蛋白酶、抗卡利克雷因、抗凝血酶和抗补体制剂。