The present invention provides a 2,3-dihydro-6-nitroimidazo[2,1-b]oxazole compound represented by the following general formula:
wherein R
1
represents a hydrogen atom or C1-C6 alkyl group, n represents an integer of 0 to 6, R
2
represents a group —OR
3
or the like, and R
3
represents a hydrogen atom, C1-C6 alkyl group or the like, or R
1
and —(CH
2
)
n
R
2
may bind to each other together with carbon atoms adjacent thereto through nitrogen atoms so as to form a spiro ring represented by the general formula (H):
wherein R
41
is hydrogen, C1-C6 alkyl group or the like. The present compound has an excellent bactericidal action against
Mycobacterium tuberculosis
, multi-drug-resistant
Mycobacterium tuberculosis
, and atypical acid-fast bacteria.
本发明提供了一种由下述通式表示的2,3-二氢-6-硝基
咪唑[2,1-b]
噁唑化合物:其中R1表示氢原子或C1-C6烷基,n表示0至6的整数,R2表示—OR3或类似的基团,R3表示氢原子、C1-C6烷基或类似的基团,或者R1和—(
CH2)nR2可以通过相邻的碳原子通过氮原子结合在一起,形成由通式(H)表示的螺环:其中R41为氢、C1-C6烷基或类似的基团。本化合物对结核分枝杆菌、多重耐药结核分枝杆菌和非典型抗酸菌具有优异的杀菌作用。