Biphenylsulfonamide endothelin receptor antagonists. 4. Discovery of N-[[2'-[[(4,5-dimethyl-3-isoxazolyl)amino]sulfonyl]-4-(2-oxazolyl)[1,1'-biphenyl]- 2-yl]methyl]-N,3,3-trimethylbutanamide (BMS-207940), a highly potent and orally active ET(A) selective antagonist.
Murugesan N, Gu Z, Spergel S, Young M, Chen P, Mathur A, Leith L, Hermsmeier M, Liu EC, Zhang R, Bird E, Waldron T, Marino A, Koplowitz B, Humphreys WG, Chong S, Morrison RA, Webb ML, Moreland S, Trippodo N, Barrish JC.
Murugesan N, et al.
J Med Chem. 2003 Jan 2;46(1):125-37. doi: 10.1021/jm020289q.
J Med Chem. 2003.
PMID: 12502366
Following the discovery that a 3-amino-isoxazole group displays significantly improved metabolic stability in comparison to its 5-regioisomer, the 3-amino-isoxazole group was combined with the optimal 2'-substituent leading to 16a (BMS-207940). Compound 16a is an ex …
Following the discovery that a 3-amino-isoxazole group displays significantly improved metabolic stability in comparison to its 5-regioisome …