申请人:GelTex Pharmaceuticals, Inc.
公开号:US20040019020A1
公开(公告)日:2004-01-29
Disclosed is a phosphate transport inhibiting compound represented by Structural Formula (I):
1
R1 and R2 are independently —H, an electron withdrawing group or a C
1
-C
10
alkyl group.
Y is a covalent bond, a substituted methylene group, an unsubstituted methylene group or —CR1R2P(O)(OH)—.
R3 is a hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups, a substituted hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups, a heteroaryl group, a substituted heteroaryl group or a phenyl group substituted with one or more groups selected from —Cl, —Br, —F, —CN, —NO
2
, —OR
a
, —N(R
a
)
2
, —COOR
a
, —CON(R
a
)
2
, —COR
a
, —S(O)R
a
, —S(O)
2
R
a
, —S(O)
2
N(R
a
)
2
, —NR
a
S(O)
2
R
a
, —NR
a
COR
a
, a halogenated lower alkyl group, an aryl group, a substituted aryl group, or a halogenated alkoxy group.
Each R
a
is independently —H, lower alkyl, substituted lower alkyl, aryl or substituted aryl.
Each Rb is independently —H, a lower alkyl group, or a phosphate protecting group.
本文披露了一种由结构式(I)表示的磷酸盐转运抑制化合物:
1R1和R2独立地为—H,一个电子吸引基团或一个C1-C10烷基基团。
Y为共价键,一个取代亚甲基基团,一个未取代亚甲基基团或—CR1R2P(O)(OH)—。
R3是一个烃基基团,可选地包括一个或多个胺基,铵基,醚,硫醚或苯基连接基团,一个取代的烃基基团,可选地包括一个或多个胺基,铵基,醚,硫醚或苯基连接基团,一个杂环基团,一个取代的杂环基团或一个苯基基团,该苯基基团上取代有一个或多个选择自—Cl,—Br,—F,—CN,—NO2,—ORa,—N(Ra)2,—COORa,—CON(Ra)2,—CORa,—S(O)Ra,—S(O)2Ra,—S(O)2N(Ra)2,—NRaS(O)2Ra,—NRaCORa,卤代的低碳基团,芳基,取代的芳基或卤代烷氧基团的基团。
每个Ra独立地为—H,低碳基,取代的低碳基,芳基或取代的芳基。
每个Rb独立地为—H,一个低碳基团或一个磷酸盐保护基团。