申请人:Mersana Therapeutics, Inc.
公开号:US20140017265A1
公开(公告)日:2014-01-16
A terminally modified polymer is provided herein. At least one terminus of the polymer is —O—(CH
2
)
2
-L
M
or —O—CH
2
—CH(OH)—CH
2
—CR
1
═CR
2
R
3
. L
M
, R
1
, R
2
, and R
3
are defined herein Also disclosed are terminal conjugates comprising the polymer and a pharmaceutically useful modifier, as well as compositions comprising the conjugates, methods of their preparation, and methods of treating various disorders with the conjugates or their compositions.
本文提供了一种终止修饰的聚合物。聚合物的至少一个端点是—O—(CH2)2-LM或—O—CH2—CH(OH)—CH2—CR1═CR2R3。其中LM,R1,R2和R3在本文中有定义。此外,本文还披露了包括该聚合物和药物有用修饰剂的终端共轭物,以及包括共轭物的组合物、其制备方法以及使用共轭物或其组合物治疗各种疾病的方法。