发明名称 嵌段可降解聚合物及由其制备的轭合物
摘要 本发明涉及嵌段可降解聚合物及由其制备的轭合物,尤其提供了适用于与生物活性剂反应而形成轭合物的嵌段可降解聚合物试剂,所述聚合物试剂包含一个或多个聚合物链,所述聚合物链被一个或多个可降解的键分开或分隔成具有适于肾清除的分子量的聚合物链段。所述聚合物试剂可以具有大体上线性的结构、分支结构或多臂结构。每种结构包括一个或多个在体内能降解的键。
申请公布号 CN103030801B 申请公布日期 2015.07.22
申请号 CN201210547772.8 申请日期 2007.02.21
申请人 尼克塔治疗公司 发明人 S·P·麦克马努斯;A·科兹洛夫斯基
分类号 C08G65/333(2006.01)I;C08G65/334(2006.01)I;C08G65/329(2006.01)I;A61K47/48(2006.01)I 主分类号 C08G65/333(2006.01)I
代理机构 中国国际贸易促进委员会专利商标事务所 11038 代理人 袁志明
主权项 一种聚合物试剂,其具有以下结构:<img file="FDA0000705046260000011.GIF" wi="1348" he="234" />其中:每个POLY<sup>1</sup>包含聚乙二醇聚合物;A不存在;R是包含至少一个二硫键和至少两个酰胺键的非肽部分;每个相同或不同的Z<sup>4</sup>是封端基团或官能团;每个相同或不同的a、b和c是零或1;p是在2‑32的范围内的整数,每个相同或不同的L<sup>3</sup>是在体内任选可断裂的键;且每个X<sup>1</sup>、X<sup>2</sup>和X<sup>3</sup>存在时,选自由下述基团组成的组:‑C(O)‑、‑C(O)‑NH‑、‑NH‑C(O)‑NH‑、‑O‑C(O)‑NH‑、‑C(S)‑、‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑O‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑O‑、‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑O‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑O‑、‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑O‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑O‑、‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑O‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑O‑、‑C(O)‑NH‑CH<sub>2</sub>‑、‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑、‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑、‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑、‑C(O)‑O‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑C(O)‑O‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑O‑CH<sub>2</sub>‑、‑C(O)‑O‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑NH‑C(O)‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑NH‑C(O)‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑C(O)‑CH<sub>2</sub>‑、‑NH‑C(O)‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑NH‑C(O)‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑C(O)‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑O‑C(O)‑NH‑CH<sub>2</sub>‑、‑O‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑NH‑CH<sub>2</sub>‑、‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑NH‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑CH<sub>2</sub>‑、‑C(O)‑CH<sub>2</sub>‑、‑C(O)‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑C(O)‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑C(O)‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑C(O)‑CH<sub>2</sub>‑、‑CH<sub>2</sub>‑CH<sub>2</sub>‑CH<sub>2</sub>‑C(O)‑NH‑CH<sub>2</sub>‑CH<sub>2</sub>‑NH‑C(O)‑CH<sub>2</sub>‑CH<sub>2</sub>‑、‑C(O)‑NH‑(CH<sub>2</sub>)<sub>1‑6</sub>‑NH‑C(O)‑、‑NH‑C(O)‑NH‑(CH<sub>2</sub>)<sub>1‑6</sub>‑NH‑C(O)‑和‑O‑C(O)‑NH‑(CH<sub>2</sub>)<sub>1‑6</sub>‑NH‑C(O)‑、‑O‑C(O)‑NH‑[CH<sub>2</sub>]<sub>h</sub>‑(OCH<sub>2</sub>CH<sub>2</sub>)<sub>j</sub>‑、‑NH‑C(O)‑O‑[CH<sub>2</sub>]<sub>h</sub>‑(OCH<sub>2</sub>CH<sub>2</sub>)<sub>j</sub>‑、二价环烷基、‑O‑、‑S‑、‑N(R<sup>6</sup>)‑及其组合,其中R<sup>6</sup>是H或选自由烷基、取代的烷基、烯基、取代的烯基、炔基、取代的炔基、芳基和取代的芳基组成的组的有机基,(h)是零至6,且(j)是零至20;其中所述聚合物试剂不是水凝胶的形式。
地址 美国亚拉巴马