Substituted isoxazoles and their use as antibiotics
申请人:Farrerons Gallemi Carles
公开号:US20050014806A1
公开(公告)日:2005-01-20
Compounds of formula (I), wherein X is O, S, NH, OCO, NH—CO, NH—COO, NH—CO—NH, NH—CS or NH—CS—NH; R4 is H, (C
1
-C
3
)-alkyl optionally substituted by halogen, or a C-linked heterocyclic radical selected from several possibilities; R1 and R3 are H or F; and R2 is an N-linked or C-linked heterocyclic radical, are useful in the treatment of microbial infections in human or animal body.