申请人:Hummel Gerd
公开号:US20060183883A1
公开(公告)日:2006-08-17
The invention relates to a C5a receptor antagonist of structure (I), wherein X1 is a radical having a mass of about 1-300 and stands for R5-, R5-CO—, R5-N(R6)-CO—, R5-O—CO—, R5-SO
2
—, R5-N(R6)-SO
2
—, R5-N(R6)-, R5-N(R6)-CS—, R5-N(R6)-C(NH)—, R5-CS—, R5-P(O)OH—, R5-B(OH)—or R5-CH═N—O—CH
2
—CO—, wherein R5/R6 represent H, F, hydroxy, alkyl, substituted alkyl, cycloalkyl, substituted cycloalkyl, heterocyclyl, substituted heterocyclyl, arylalkyl, substituted arylalkyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, acyl, substituted acyl, alkoxy, alkoxyalkyl, substituted alkoxyalkyl, aryloxyalkyl or substituted aryloxyalkyl; X2=radical (biological bonding properties of a mimicrying phenylalanine unit); X3/X4=spacer (amino acids, amino-acid analogs and amino-acid derivatives); X5=radical (biological bonding properties of a mimicrying cyclohexylalanine or homoleucine unit); X6=radical (biological bonding properties of a mimicrying tryptophan unit); X7=radical (biological bonding properties of a mimicrying norleucine or phenylalanine unit), a chemical bond being formed between X3 and X7.
本发明涉及结构(I)的 C5a 受体拮抗剂,其中 X1 是质量约为 1-300 的基团,代表 R5-、R5-CO-、R5-N(R6)-CO-、R5-O-CO-、R5-SO
2
-、R5-N(R6)-SO
2
-、R5-N(R6)-、R5-N(R6)-CS-、R5-N(R6)-C(NH)-、R5-CS-、R5-P(O)OH-、R5-B(OH)-或 R5-CH═N-O-CH
2
-CO-,其中 R5/R6 代表 H、F、羟基、烷基、取代的烷基、环烷基、取代的环烷基、杂环烷基、取代的杂环烷基、芳烷基、取代的芳烷基、芳基、取代的芳基、杂芳基、取代的杂芳基、酰基、取代的酰基、烷氧基、烷氧基烷基、取代的烷氧基烷基、芳氧基烷基或取代的芳氧基烷基;X2=自由基(模拟苯丙氨酸单元的生物键特性);X3/X4=间隔物(氨基酸、氨基酸类似物和氨基酸衍生物); X5=放射性(拟态环己基丙氨酸或高亮氨酸单元的生物键合特性); X6=放射性(拟态色氨酸单元的生物键合特性); X7=放射性(拟态去甲亮氨酸或苯丙氨酸单元的生物键合特性),X3 和 X7 之间形成化学键。