申请人:——
公开号:US20040019069A1
公开(公告)日:2004-01-29
Compounds having somatostatin activity of the following Formula I,
1
wherein,
R
1
is aryl, substituted-aryl, and aryl-(lower-alkyl)-;
R
2
is lower alkyl, amino substituted lower alkyl, -carboxy-(lower-alkyl), -carbamic acid-(lower-alkyl) and -carboxy-(lower-alkyl)-aryl; and
R
3
and R
4
are independently, lower-alkyl, aryl, substituted-aryl, (substituted-aryl)-(lower-alkyl)-, heteroaryl, (heteroaryl)-(lower-alkyl)-, substituted-heteroaryl, (substituted heteroaryl)-(lower-alkyl)-, heterocyclic, heterocyclic-(lower-alkyl)-, substituted-heterocyclic, (substituted-heterocylic)-(lower alkyl)-, -carboxy-(lower-alkyl), and -carboxy-(lower-alkyl)-aryl; or a pharmaceutically acceptable, ester, ether, or salt thereof; methods for their use; and preparation.
具有生长抑素活性的化合物,其具有以下公式I,
1
其中,
R
1
是芳基,取代芳基,和芳基-(低碳烷基)-;
R
2
是低碳烷基,氨基取代低碳烷基,-羧基-(低碳烷基),-氨基甲酸-(低碳烷基)和-羧基-(低碳烷基)-芳基;和
R
3
和 R
4
是独立地,低碳烷基,芳基,取代芳基,(取代芳基)-(低碳烷基)-,杂芳基,(杂芳基)-(低碳烷基)-,取代杂芳基,(取代杂芳基)-(低碳烷基)-,杂环,杂环-(低碳烷基)-,取代杂环,(取代杂环)-(低碳烷基)-,-羧基-(低碳烷基),和-羧基-(低碳烷基)-芳基;或其药用可接受的,酯,醚,或盐;其使用方法;及其制备。