申请人:Takeda Chemical Industries, Inc.
公开号:US06423869B1
公开(公告)日:2002-07-23
A compound of the formula (I):
wherein R1 represents an amino group which may be substituted; R2 represents a carboxy group which may be esterified or amidated; R3, R4, R5 and R6 each represent a hydroxy group which may be protected; Q represents an aryl group which may be substituted; or a salt thereof is disclosed. The compound (I) possesses ant-Helicobacter pylori activity, and is useful in the prevention or treatment of various diseases associated with Helicobacter bacteria, such as duodenal ulcer, gastric ulcer, chronic gastritis and cancer of the stomach.
公式(I)的化合物如下:
其中R1代表可能被取代的氨基团;R2代表可能被酯化或酰胺化的羧基团;R3、R4、R5和R6分别代表可能被保护的羟基团;Q代表可能被取代的芳基团;或其盐。该化合物(I)具有抗幽门螺杆菌活性,并可用于预防或治疗与幽门螺杆菌相关的各种疾病,如十二指肠溃疡、胃溃疡、慢性胃炎和胃癌。