申请人:——
公开号:US20040102491A1
公开(公告)日:2004-05-27
Compounds of formula (I) and (IA) have antibacterial or antiprotozoal activity: formula (1) formula (2) wherein: Z represents a radical of formula N(OH)CH(═O) or of formula C(═O)NH(OH); R
1
represents hydrogen, methyl or trifluoromethyl, or, except when Z is a radical of formula N(OH)CH(═O), a hydroxy or amino group; R
2
represents a radical of formula R
10
—(X)
n
-(ALK)
m
— wherein R
10
represents hydrogen, or an optionally substituted c
1
-C
6
alkyl, C
2
-C
6
alkenyl, C
2
-C
6
alkynyl, cycloalkyl, aryl, or heterocyclyl group, ALK represents a straight or branched divalent C
1
-C
6
alkylene, C
2
-C
6 ?alkenylene, or C
2
-C
6
alkynylene radical, and may be interrupted by one or more non-adjacent NH—, —O— or S— linkages, X represents NH—, —O— or S—, and m and n are independently 0 or 1; R
3
represents hydrogen, C
1
-C
6
alkyl, or benzyl; and R
4
is as defined in the specification.
式(I)和(IA)的化合物具有抗菌或抗原虫活性:式(1)式(2)其中:Z代表式N(OH)CH(═O)或式C(═O)NH(OH)的基团;R1代表氢、甲基或三氟甲基,或者除非Z是式N(OH)CH(═O)的基团时,还可以是羟基或氨基;R2代表式R10—(X)n-(ALK)m—的基团,其中R10代表氢,或者是一个可选择地取代的C1-C6烷基、C2-C6烯基、C2-C6炔基、环烷基、芳基或杂环烷基,ALK代表直链或支链的二价C1-C6烷基、C2-C6烯基或C2-C6炔基基团,并且可能被一个或多个非相邻的NH—、—O—或S—连接所中断,X代表NH—、—O—或S—,m和n独立地为0或1;R3代表氢、C1-C6烷基或苄基;而R4如规范中所定义。