NOVEL 7-SUBSTITUTED 3-CARBOXY-OXADIAZINO-QUINOLONE DERIVATIVES, THEIR PREPARATION AND THEIR APPLICATION AS ANTI-BACTERIALS
申请人:Ropp Sandrine
公开号:US20090221565A1
公开(公告)日:2009-09-03
A subject of the invention is the compounds of formula (I):
in which
either R
1
represents H, OH, NH
2
, —(CH
2
)
m
—NR
a
R
b
(m=0.1 or 2),
R
a
and R
b
represent H, linear, branched or cyclic (C
1
-C
6
) alkyl, (C
3
-C
6
) cycloalkyl-(C
3
-C
6
)— alkyl, R
c
, S(O)
2
R
c
, C(O)R
c
, S(O)
2
R
d
or C(O)R
d
;
or R
a
and R
b
with N form an R
c
radical;
R
c
represents a saturated, unsaturated or 5- or 6-members aromatic ring, containing 1 to 4 heteroatoms chosen from N, O and S, optionally substituted;
R
d
represents a linear, branched or cyclic (C
1
-C
6
) alkyl, optionally substituted by 1 to 4 halogens;
or R
1
represents R
c
or CHR
e
R
c
or CHR
e
R
d
;
R
e
represents H, OH, NH
2
, NH—(C
1
-C
6
)-alk or N-(C
1
-C
6
)-alk
2
, or NH—(C
1
-C
7
)-acyl or NHR
c
;
R
2
represents H, (CH
2
)
m
—NR
a
R
b
, R
c
, CHR
e
R
c
or CHR
e
R
d
, and R′
2
represents H;
it being understood that R
1
and R
2
cannot at the same time be H or that R
1
and R
2
or R
2
and R
1
cannot be one (CH
2
)
m
—NR
a
R
b
or R
c
or H and the other one OH, or one H and the other one NH
2
, or one H and the other one (CH
2
)
m
—NR
a
R
b
in which R
a
and R
b
represent H or alkyl or C(O)R
d
, in which R
d
represents an unsubstituted alkyl or cycloalkyl;
or R
1
has the above definition except H and R
2
and R′
2
together represent gem dialkyl or alkyl-oxime, or R
2
and R′
2
represent respectively R
c
or R
d
and OH, NH
2
, NHR
c
or NHR
f
, R
f
being a (C
1
-C
7
) acyl radical;
or R
1
represents H and R
2
and R′
2
together represent alkyl-oxime or one represents R
c
and the other one represents OH, NH
2
, NHR
c
or NHR
f
;
n is 0 or 1;
R
3
and R′
3
represent H or (C
1
-C
6
) alkyl optionally substituted by 1 to 3 halogens or R
3
represents (C
1
-C
6
) alkoxy carbonyl and R′
3
represents H;
R4 represents methyl optionally substituted by halogen;
R
5
represents H, (C
1
-C
6
) alkyl or (C
7
-C
12
) arylalkyl;
R
6
represents H, fluorine, NO
2
, CF
3
or CN;
in the form of enantiomers or mixtures, as well as their salts with acids and bases;
their preparation and their application as anti-bacterials, in both human and veterinary medicine.
本发明的一个主题是化合物的公式(I):其中R1代表H、OH、NH2、—(CH2)m—NRaRb(m=0、1或2);Ra和Rb代表H、直链、支链或环状(C1-C6)烷基、(C3-C6)环烷基-(C3-C6)烷基、Rc、S(O)2Rc、C(O)Rc、S(O)2Rd或C(O)Rd;或Ra和Rb与N形成一个Rc基团;Rc代表饱和、不饱和或含有1至4个N、O和S中的杂原子的5-或6-成员芳香环,可选地取代;Rd代表直链、支链或环状(C1-C6)烷基,可选地取代1至4个卤素;或R1代表Rc或CHReRc或CHReRd;Re代表H、OH、NH2、NH—(C1-C6)-烷基或N-(C1-C6)-烷基2,或NH—(C1-C7)-酰基或NHRc;R2代表H、(CH2)m—NRaRb、Rc、CHReRc或CHReRd,而R′2代表H;R1和R2不能同时为H,或者R1和R2或R2和R1不能一个为(CH2)m—NRaRb或Rc或H,另一个为OH,或一个为H,另一个为NH2,或一个为H,另一个为(CH2)m—NRaRb,其中Ra和Rb代表H或烷基或C(O)Rd,其中Rd代表未取代的烷基或环烷基;或R1具有上述定义,除了H,R2和R′2一起表示双取代烷基或烷基氧肟,或者R2和R′2分别表示Rc或Rd和OH、NH2、NHRc或NHRf,其中Rf是(C1-C7)酰基基团;或R1代表H,R2和R′2一起表示烷基氧肟,或一个表示Rc,另一个表示OH、NH2、NHRc或NHRf;n为0或1;R3和R′3表示H或可选地取代1至3个卤素的(C1-C6)烷基,或R3表示(C1-C6)烷氧羰基,R′3表示H;R4表示可选地取代的甲基;R5表示H、(C1-C6)烷基或(C7-C12)芳基烷基;R6表示H、氟、NO2、CF3或CN;以对映体或混合物形式存在,以及它们与酸和碱形成的盐;它们的制备以及它们作为抗菌剂在人类和兽医学中的应用。