2-(4-but-2-ynyloxy-benzenesulfonylamino)-3-methyl-butyric acid methyl ester 、 3-溴丙炔 以gave 0.89 g of methyl 2-[{[4-(2-butynyloxy)phenyl]sulfonyl}(2-propynyl)amino]-3-methylbutanoate as a colorless oil的产率得到methyl 2-[{[4-(2-butynyloxy)phenyl]-sulfonyl}(2-propynyl)amino]-3-methylbutanoate
Compounds of the formula:
1
are useful in treating disease conditions mediated by TNF-&agr;, such as rheumatoid arthritis, osteoarthritis, sepsis, AIDS, ulcerative colitis, multiple sclerosis, Crohn's disease and degenerative cartilage loss.