申请人:Flinn Sean Nicholas
公开号:US20050158370A1
公开(公告)日:2005-07-21
Compounds according to general formulae (Ia to Ie) wherein: X═O or S; Y is O, S or CH
2
, CHR, CRR, where R is C
1-7
alkyl; Z is O or S; R
1
is H or C
1-7
alkyl; R
2
is H or C
1-7
alkyl; R
4
is H or C
1-7
alkyl at any vacant position on the aromatic ring; R
3
is C
1-7
alkyl-L
1
-R
5
-L
2
-R
6
—COOH, C
3-10
cycloalkyl-L
1
-R
5
-L
2
-R
6
—COOH or Ar—C
0-7
alkyl-L
1
-R
5
-L
2
-R
6
—COOH; each of L
1
and L
2
is absent or a suitable linker such as an amide CONH; or an ether —O—, or a thioether —S— or a sulphone —SO
2
—; R
5
is C
1-7
alkyl, C
3-10
cycloalkyl or Ar—C
0-7
alkyl each of which is substituted with either NR
8
R
9
, where the nitrogen atom is capable of being protonated in solution to give N
+
HR
8
R
9
; or a quaternary nitrogen atom N
+
R
8
R
9
R
10
, such that R
5
contains a positive charge; each of R
8
, R
9
and R
10
is independently C
1-7
alkyl, C
3-10
cycloalkyl or Ar—C
0-7
alkyl, or any two or more of R
8
, R
9
and R
10
together form an alicyclic or arylalicyclic ring system; R
6
is C
1-7
alkyl, C
3-10
cycloalkyl or Ar—C
0-7
alkyl; and their salts, hydrates, solvates, complexes or prodrugs are of use as linkers for conjugating an epitope to a carrier protein.
根据通用式(Ia至Ie)的化合物,其中:X═O或S; Y为O、S或CH2、CHR、CRR,其中R为C1-7烷基; Z为O或S; R1为H或C1-7烷基; R2为H或C1-7烷基; R4为芳香环上任何空位处的H或C1-7烷基; R3为C1-7烷基-L1-R5-L2-R6—COOH、C3-10环烷基-L1-R5-L2-R6—COOH或Ar—C0-7烷基-L1-R5-L2-R6—COOH; L1和L2中的每一个都不存在或是合适的连接基,例如酰胺CONH; 或醚—O—,或硫醚—S—或磺酰—SO2—; R5为C1-7烷基、C3-10环烷基或Ar—C0-7烷基,其中每个都被NR8R9取代,其中氮原子能够在溶液中质子化成为N+HR8R9; 或是季铵盐N+R8R9R10,使得R5具有正电荷; R8、R9和R10中的每一个都是独立的C1-7烷基、C3-10环烷基或Ar—C0-7烷基,或者R8、R9和R10中的任意两个或更多个共同形成脂环或芳脂环系统; R6为C1-7烷基、C3-10环烷基或Ar—C0-7烷基; 他们的盐、水合物、溶剂络合物或前药可用作连接剂,将表位连接到载体蛋白上。