申请人:Imperial Chemical Industries Limited
公开号:US04303649A1
公开(公告)日:1981-12-01
The invention concerns new topical anti-inflammatory 1-phenyl-2-aminoethanol derivatives of the general formula: R.sup.1 .multidot.CH(OH).multidot.CH.sub.2 NH.multidot.CR.sup.2 R.sup.3 .multidot.A.sup.1 .multidot.NH[CO.multidot.Y.multidot.NH].sub.n .multidot.Q wherein R.sup.1 is a phenyl bearing specific combinations of (2-12C)alkanoyloxy,[(2-12C)alkanoyloxy]methyl,chloro and amino substituents, R.sup.2 and R.sup.3 are independently hydrogen or (1-4C)alkyl, A.sup.1 is a (1-4C)alkylene, Y is a (1-4C)alkylene optionally bearing a (1-4C)alkyl or benzyl, n is an integer from 1 to 4, and Q is an optionally substituted benzoyl, phenylacetyl, or phenoxyacetyl together with the acid-addition salts thereof; and the pharmaceutical compositions thereof, for use in the treatment of inflammatory skin diseases and conditions. The invention also concerns processes for the manufacture of derivatives of formula I. A representative compound of the invention is 1-[3,4-bis(pivaloyloxy)phenyl]-2-2-[(N-benzoylglycyl)amino]-1,1-dimethyl- ethylamino}ethanol.
该发明涉及新型局部抗炎症1-苯基-2-氨基乙醇衍生物,其一般式为:R.sup.1 .multidot.CH(OH).multidot.CH.sub.2 NH.multidot.CR.sup.2 R.sup.3 .multidot.A.sup.1 .multidot.NH[CO.multidot.Y.multidot.NH].sub.n .multidot.Q 其中,R.sup.1 是苯基,带有特定组合的(2-12C)烷酰氧基,[(2-12C)烷酰氧基]甲基,氯和氨基取代基,R.sup.2 和R.sup.3 分别是氢或(1-4C)烷基,A.sup.1 是(1-4C)烷基,Y 是(1-4C)烷基,可选地带有(1-4C)烷基或苄基,n 是1到4之间的整数,Q 是可选地取代的苯甲酰基,苯乙酰基或苯氧乙酰基及其酸加成盐;以及含有这些化合物的药物组合物,用于治疗炎症性皮肤疾病和症状。该发明还涉及制备式I衍生物的方法。该发明的一种代表性化合物是1-[3,4-双(季戊酰氧基)苯基]-2-2-[(N-苯甲酰甘氨酰)氨基]-1,1-二甲基乙基氨基}乙醇。