It has been discovered that compounds of the formula:
1
and the pharmaceutically acceptable salts and esters thereof wherein X and Y are as defined below, inhibit the binding of VCAM-1 to VLA-4 and are useful in treating inflammation associated with chronic inflammatory diseases such as rheumatoid arthritis (RA), multiple sclerosis, (MS), asthma, and inflammatory bowel disease (I BD).
已经发现了以下化合物的公式1及其药学上可接受的盐和酯,其中X和Y的定义如下,可以抑制VCAM-1与V
LA-4的结合,并且在治疗与慢性炎症性疾病相关的炎症方面非常有用,如类风湿性关节炎(RA),多发性硬化症(MS),哮喘和炎症性肠病(IBD)。