Immunopotentiator and spergualin-related compound therefor
申请人:Nippon Kayaku Kabushiki Kaisha
公开号:US04990536A1
公开(公告)日:1991-02-05
The present invention provides a use for the preparation of an immunopotentiator of a spergualin-related compound represented by the following general formula [I] or a pharmacologically acceptable salt thereof: ##STR1## wherein X represents ##STR2## or --(CH.sub.2).sub.n --, Y represents a hydrogen atom or a hydroxyl or hydroxymethyl group, n is an integer of 3 or 5, and R represents --(CH.sub.2).sub.4 --R.sub.1 (wherein R.sub.1 is --NH.sub.2 or --OH), --(CH.sub.2).sub.3 --R.sub.2 (wherein R.sub.2 is --COOH or --CHO), --(CH.sub.2).sub.4 --NH--(CH.sub.2).sub.3 --OH or --(CH.sub.2).sub.4 --NH--(CH.sub.2).sub.2 --R.sub.2 (wherein R.sub.2 is as defined above).