Potent, non-peptidic, dihydropyrone sulfonamide HIV protease inhibitor
s have been previously described. Crystallographic analysis of dihydro
pyrone sulfonamide inhibitor/HIV protease complexes suggested incorpor
ation of a second, C-2 symmetry-related sulfonamide group. Selected bi
s-sulfonamide dihydropyrone analogues display high HIV protease inhibi
tory activity. (C) 1998 Elsevier Science Ltd. All rights reserved.