申请人:Van Sang
公开号:US20060263328A1
公开(公告)日:2006-11-23
A polymer comprising a recurring unit of the formula (I) is described.
In the formula (I), X is selected from the group consisting of —(CH
2
CH
2
O)
m
—CH
2
CH
2
— and —CH
2
CH
2
CH
2
O—(CH
2
CH
2
O)
m
—CH
2
CH
2
CH
2
—, wherein m is an integer in the range of 1 to 100; Y is selected from the group consisting of —C*HCH
2
—, —C*HCH
2
CH
2
—, —C*H—NHC(═O)—CH
2
CH
2
—, —C*H—NHC(═O)—CH
2
CH
2
CH
2
—, —CH
2
CH
2
N*CH
2
CH
2
—, —CH
2
CH
2
CH
2
N*CH
2
CH
2
CH
2
—, C
2
to C
20
alkyl, and C
6
to C
20
aryl, wherein C* and N* represent atoms to which Z is bonded; and Z is selected from the group consisting of —NHR
1
, —NH—C(═O)—(CH
2
)
n
C(═O)NR
1
R
1
, —NH—C(═O)—(CH
2
)
n
C(═O)OR
1
, —(CH
2
)
n
C(═O)NR
1
R
2
, —(CH
2
)
n
C(═O)OR
1
, —(CH
2
)
n
C(═O)SR
1
, and —(CH
2
)
n
NR
1
R
2
, wherein n is an integer in the range of 1 to 3, wherein R
1
and R
2
are each independently selected from the group consisting of hydrogen, C
1
to C
20
alkyl, C
6
to C
20
aryl, anticancer drugs, peptides, antibody fragment, lactose, galactose, mannose, transferrin, magnetic resonance imaging agents, succinimyl, and alkali metal.
描述了一种由公式(I)的重复单元组成的聚合物。在公式(I)中,X从以下组中选择:—( O)m— —和— O—( O)m— —,其中m为1到100的整数;Y从以下组中选择:—C*H —、—C*H —、—C*H—NHC(═O)— —、—C*H—NHC(═O)— —、— N* —、— N* —、C2到C20烷基和C6到C20芳基,其中C*和N*代表Z键合的原子;而Z从以下组中选择:—NHR1、—NH—C(═O)—(
CH2)nC(═O)NR1R1、—NH—C(═O)—( )nC(═O)OR1、—( )nC(═O)NR1R2、—( )nC(═O)OR1、—( )nC(═O)SR1和—( )nNR1R2,其中n为1到3的整数,R1和R2各自独立地选择自氢、C1到C20烷基、C6到C20芳基、抗癌药物、肽、
抗体片段、
乳糖、半
乳糖、
甘露醇、
转铁蛋白、磁共振成像剂、琥珀
酰亚胺和碱
金属组成的组中选择。