申请人:Ishihara Sangyo Kaisha Ltd.
公开号:US05380834A1
公开(公告)日:1995-01-10
An immuno-suppressive agent containing, as an effective component, an, enopyranose derivative of the following formula (I) or its salt: ##STR1## wherein R.sup.1 is a hydrogen atom, alkyl which may be substituted, alkenyl, alkynyl, --OSO.sub.2 R.sup.7, a halogen atom, --OCOR.sup.7, --NHCOR.sup.8, alkoxy, phenyl which may be substituted or a saccharose residue, R.sup.2 is a hydrogen atom or alkyl, R.sup.3 is a hydrogen atom or a halogen atom, R.sup.4 is a hydrogen atom, --COR.sup.9, silyl which may be substituted or alkyl which may be substituted, one of R.sup.5 and R.sup.6 is hydroxyl, alkoxy which may be substituted, a saccharose residue, cycloalkyloxy which may be substituted or --OCOR.sup.10 and the other is a hydrogen atom or alkyl which may be substituted, or R.sup.4 and R.sup.5 together form a single bond, while R.sup.6 is a hydrogen atom or alkyl which may be substituted, each of R.sup.7, R.sup.9 and R.sup.10 is alkyl or phenyl which may be substituted, R.sup.8 is alkyl, phenyl which may be substituted or benzyloxy, X is a hydrogen atom, alkyl which may be substituted, alkenyl which may be substituted, alkynyl which may be substituted, cycloalkyl which may be substituted, phenyl which may be substituted, pyridyl which may be substituted, furanyl which may be substituted, thienyl which may be substituted, formyl, --COR.sup.11, --C(W.sup.1)W.sup.2 R.sup.11 or --SO.sub.2 R.sup.11, R.sup.11 is a chain hydrocarbon group which may be substituted, a monocyclic hydrocarbon group which may be substituted, a polycyclic hydrocarbon group which may be substituted, a monocyclic heterocycle group which may be substituted, or a polycyclic heterocycle group which may be substituted, W.sup.1 is an oxygen atom or a sulfur atom, W.sup.2 is an oxygen atom, a sulfur atom or --NH--, Y is a hydrogen atom, alkyl which may be substituted, alkenyl which may be substituted or alkynyl which may be substituted.
一种免疫抑制剂,其有效成分为以下式(I)或其盐的烯基吡喃糖衍生物:
其中R.sup.1是氢原子,可以被取代的烷基,烯基,炔基,--OSO.sub.2 R.sup.7,卤原子,--OCOR.sup.7,--NHCOR.sup.8,烷氧基,可以被取代的苯基或蔗糖残基,R.sup.2是氢原子或烷基,R.sup.3是氢原子或卤原子,R.sup.4是氢原子,--COR.sup.9,可以被取代的硅基或可以被取代的烷基,R.sup.5和R.sup.6中的一个是羟基,可以被取代的烷氧基,蔗糖残基,可以被取代的环烷氧基或--OCOR.sup.10,另一个是氢原子或可以被取代的烷基,或者R.sup.4和R.sup.5一起形成单键,而R.sup.6是氢原子或可以被取代的烷基,R.sup.7,R.sup.9和R.sup.10中的每一个是可以被取代的烷基或苯基,R.sup.8是烷基,可以被取代的苯基或苄氧基,X是氢原子,可以被取代的烷基,可以被取代的烯基,可以被取代的炔基,可以被取代的环烷基,可以被取代的苯基,可以被取代的吡啶基,可以被取代的呋喃基,可以被取代的噻吩基,甲酰基,--COR.sup.11,--C(W.sup.1)W.sup.2 R.sup.11或--SO.sub.2 R.sup.11,R.sup.11是可以被取代的链烃基,可以被取代的单环烃基,可以被取代的多环烃基,可以被取代的单环杂环基,或者可以被取代的多环杂环基,W.sup.1是氧原子或硫原子,W.sup.2是氧原子,硫原子或--NH--,Y是氢原子,可以被取代的烷基,可以被取代的烯基或可以被取代的炔基。