申请人:Shionogi & Co. Ltd.
公开号:US05138067A1
公开(公告)日:1992-08-11
Lipid derivatives represented by the formula: ##STR1## wherein R.sub.1 is alkyl or alkylcarbamoyl; R.sub.2 is lower alkyloxy, lower alkylcarbamoyloxy, lower alkylcarbonylamino, lower alkyloxycarbonylamino, lower alkylureido, lower alkyloxymethyl, lower alkylcarbonylmethyl, cyanomethyl, heterocyclic group, or heterocyclyloxy; R.sub.2 ' is hydrogen or R.sub.2 and R.sub.2 ' taken together with R.sub.2 form --O(CH.sub.2).sub.m -- wherein m is an integer of 1 to 5; R.sub.3, R.sub.4, and R.sub.5 each is hydrogen or lower alkyl or two or three of R.sub.3, R.sub.4, and R.sub.5 taken together with the adjacent nitrogen atom form cyclic ammonio; R.sub.6 is hydrogen or lower alkylcarbonyl; X.sup.- is a counter anion; Y is oxygen or sulfur; and n is an integer of 1 to 10, being useful as PAF antagonists, e.g., as antithrombotic, antivasoconstricting, antibronchoconstricting agent or antitumor agent.
公式表示的脂质衍生物:##STR1## 其中,R.sub.1是烷基或烷基氨基甲酰基;R.sub.2是低烷氧基,低烷基氨基甲酰氧基,低烷基羰基氨基,低烷氧基羰基氨基,低烷基脲基,低烷氧甲基,低烷基羰基甲基,氰甲基,杂环基或杂环氧基;R.sub.2'是氢或R.sub.2和R.sub.2'与R.sub.2一起形成--O(CH.sub.2).sub.m--,其中m是1到5的整数;R.sub.3、R.sub.4和R.sub.5分别是氢或低烷基,或者R.sub.3、R.sub.4和R.sub.5中的两个或三个与相邻的氮原子形成环状铵;R.sub.6是氢或低烷基羰基;X.sup.-是计数阴离子;Y是氧或硫;n是1到10的整数,可用作PAF拮抗剂,例如作为抗血栓、抗血管收缩、抗支气管收缩剂或抗肿瘤剂。