申请人:Kelly T. Michael
公开号:US20050277779A1
公开(公告)日:2005-12-15
Antibiotic polyketide compounds are provided having the formula
wherein:
R
1
and R
2
are the same or different and are independently H or R;
R is a structural fragment having a saturated or unsaturated linear, branched, or cyclic, skeleton containing one to ten carbon atoms in which the carbon atoms may be optionally substituted with a substituent selected from the group consisting of: —OH; ═O; —OR
5
; —O
2
CR
5
, —SH; —SR
5
; —SOCR
5
; —NH
2
; —NH
5
; —NH(R
5
)
2
; —NHCOR
5
; NRCOR
5
; —I; —Br; —Cl; —F; —CN; —CO
2
H; —CO
2
R
5
; —CH0; —COR
5
; —CONH
2
; —CONHR
5
; —CON(R
5
)
2
; —COSH; —COSR
5
; —N0
2
; —S0
3
H; —SOR
5
; and —SO
2
R
5
, wherein R
5
is a linear, branched or cyclic, one to ten carbon saturated or unsaturated alkyl group;
R
3
and R
4
are different and are independently selected from the groups consisting of OH,
wherein
Z
1
and Z are linear or branched saturated or unsaturated, one to en carbon fragments optionally substituted with Y; Ar is a monocyclic, bicyclic or tricyclic, fully or partially aromatic system containing five or six membered carbocyclic or, oxygen, nitrogen or sulphur containing heterocyclic rings, optionally substituted with R or Y;
Y is selected from the group consisting of: H; ═O, —OH; —OR; —0
2
CR; —SH; —SR; —SOCR; —NH
2
; —NHR; —NH(R)
2
; —NHCOR; NRCOR; —I; —Br; —Cl; —F; —CN— —CO
2
H; —CO
2
R; —CHO; —COR; —CONH
2
; —CONHR: —CON(R)
2
; —COSH; —COSR; —N0
2
; —SO
3
H; —SOR; —SO
2
R; and, —O— (epoxide); W is H or R;
with the provisos that when W is H, R
2
is not H; when R
2
is CH
3
, W is not n-propyl; and, one of R
3
and R
4
is (a) or (b) and another of R
3
and R
4
is OH.
提供了具有以下式子的抗生素多酮化合物:
其中:
R1和R2相同或不同,且独立地为H或R;
R是具有饱和或不饱和的线性、支链或环状骨架的结构片段,其中含有一到十个碳原子,该碳原子可以选择性地被取代为来自以下群组的取代基:—OH;═O;—OR5;—O2CR5;—SH;—SR5;—SOCR5;—NH2;—NH5;—NH(R5)2;—NHCOR5;NRCOR5;—I;—Br;—Cl;—F;—CN;—CO2H;—CO2R5;—CH0;—COR5;—CONH2;—CONHR5;—CON(R5)2;—COSH;—COSR5;—N02;—S03H;—SOR5;和—SO2R5,其中R5是一条线性、支链或环状、饱和或不饱和的十个碳原子以下的烷基;
R3和R4不同,且独立地从以下群组中选择:OH,其中Z1和Z是线性或支链、饱和或不饱和的一到十个碳原子片段,可以选择性地被Y取代;
Ar是一个单环、双环或三环的、完全或部分芳香的系统,其中包含五个或六个成员的碳环或含氧、氮或硫的杂环,可以选择性地被R或Y取代;
Y从以下群组中选择:H;═O;—OH;—OR;—02CR;—SH;—SR;—SOCR;—NH2;—NHR;—NH(R)2;—NHCOR;NRCOR;—I;—Br;—Cl;—F;—CN;—CO2H;—CO2R;—CHO;—COR;—CONH2;—CONHR;—CON(R)2;—COSH;—COSR;—N02;—SO3H;—SOR;—SO2R;和—O—(环氧);
W为H或R;
但是,当W为H时,R2不为H;当R2为CH3时,W不为n-丙基;并且,R3和R4中的一个为(a)或(b),另一个为OH。