申请人:Yamawaki Kenji
公开号:US20130079319A1
公开(公告)日:2013-03-28
A compound of the formula:
wherein
X is —N═, —CH═, or the like;
W is —CH
2
— or the like;
U is —S— or the like;
R
1
and R
2
are each independently hydrogen, halogen, optionally substituted lower alkyl, or the like;
Q is a single bond or the like;
R
3
is hydrogen or the like;
Ring A is a 6-membered aromatic heterocyclic group having 1-3 nitrogen atoms;
each R
4
is independently hydrogen, halogen, or the like;
m is an integer from 0 to 2;
G is —C(═O)— or the like;
D is a single bond, —NH—, or the like; and
E is a cyclic quaternary ammonium group,
or an ester, a protected compound at the amino on the ring in the 7-side chain, a pharmaceutically acceptable salt, or a solvate thereof.
该化合物的化学式为:其中X为—N═、—CH═或类似基团;W为—CH2—或类似基团;U为—S—或类似基团;R1和R2各自独立地为氢、卤素、选择性取代的低碳基或类似基团;Q为单键或类似键;R3为氢或类似基团;环A为一个6元芳香杂环基团,具有1-3个氮原子;每个R4独立地为氢、卤素或类似基团;m为0到2的整数;G为—C(═O)—或类似基团;D为单键、—NH—或类似基团;E为一个环状季铵基团,或者是在7侧链上的氨基处的酯、保护化合物、药学上可接受的盐或其溶剂化物。