Substantiallymonodispersed mixtures of polymers having polyethylene glycol moieties
    3.
    发明申请
    Substantiallymonodispersed mixtures of polymers having polyethylene glycol moieties 有权
    具有聚乙二醇部分的聚合物的主要单分散混合物

    公开(公告)号:US20050059799A1

    公开(公告)日:2005-03-17

    申请号:US10977973

    申请日:2004-10-29

    摘要: Methods of synthesizing a substantially monodispersed mixture of polymers comprising polyethylene glycol moieties include: reacting a substantially monodispersed mixture of compounds having the structure of Formula I: R1(OC2H4)b—O−X+  (I) wherein R1 is H or a lipophilic moiety; n is from 1 to 25; and X+ is a positive ion, with a substantially monodispersed mixture of compounds having the structure of Formula II: R2(OC2H4)m—OMs   (II) wherein R2 is H or a lipophilic moiety; and m is from 1 to 25, under conditions sufficient to provide a substantially monodispersed mixture of polymers comprising polyethylene glycol moieties and having the structure of Formula III: R2(OC2H4)m+n—OR1   (III). Substantially monodispersed mixtures of polymers comprising polyethylene glycol moieties are also disclosed.

    摘要翻译: 合成包含聚乙二醇部分的聚合物的基本上单分散的混合物的方法包括:使具有式I结构的化合物的基本上单分散的混合物:R 1(OC 2 H 4)b O - X +(I) 1>是H或亲脂性部分; n为1至25; 并且X +是具有式II结构的化合物的基本上单分散的混合物:R 2(OC 2 H 4)m-OM(II)其中R 2是H或亲油部分; 并且m为1至25,在足以提供包含聚乙二醇部分并且具有式III结构的基本单分散混合物的条件下:R 2(OC 2 H 4)m + n -OR 1(III)。 还公开了包含聚乙二醇部分的聚合物的基本上单分散的混合物。

    Aryl carbamate oligomers for hydroilyzable prodrugs and prodrugs comprising same
    7.
    发明申请
    Aryl carbamate oligomers for hydroilyzable prodrugs and prodrugs comprising same 有权
    用于可水解前体药物的氨基甲酸酯低聚物和包含其的前体药物

    公开(公告)号:US20060167234A1

    公开(公告)日:2006-07-27

    申请号:US10525290

    申请日:2004-05-06

    IPC分类号: C07K14/47 C07C43/02

    摘要: The present invention provides a compound having a formula: where R1 is selected from the group consisting of alkyl, CH2(OC2H4)OCH3, and —(OC2H4)OCH3; n is 0-4; Olig is an oligomer having a formula: -L-O-PAGR●R2]q where L is a optional linker moiety selected from the group consisting of —CH2O—, —CH2OX—, —OX—, —C(O)—, —C(O)X, —NH—, —NHC(O)—, —XNHC(O)—, —NHC(O)X—, —C(O)NH—, —C(O)NHX—, and where X is alky1-6 or is not present, Y is N or O or is not present, and R3 is alkyl1-6; PAG is a linear or branched polyalkylene glycol moiety; R2 is an alkyl1-22 capping moiety if X is present or alkyl2-22 if X is not present; and q is a number from 1 to the maximum number of branches on PAG; and m is 1-5.

    摘要翻译: 本发明提供具有下式的化合物:其中R 1选自烷基,CH 2(OC 2 H 4) OCH 3,和 - (OC 2 H 4 H)OCH 3; n为0-4; Olig是具有下式的低聚物:<?in-line-formula description =“In-line Formulas”end =“lead”?> - LO-PAGR●R&lt; 2& 其中L是选自-CH 2 O 2的任选的接头部分,其中L是选自-CH 2 - ,-O - , - C(O) - , - C(O)X,-NH-,-NHC(O) - , - N - (O) -NHC(O)X - , - C(O)NH - , - C(O)NHX-,其中X是烷基,或不存在,Y是N或O或 不存在,R 3是烷基1-6。 PAG是直链或支链的聚亚烷基二醇部分; 如果X不存在,则R 2是烷基封端的封端部分,如果不存在X则为烷基2-22。 q是PAG上从1到最大分支数的数字; m为1-5。

    Taxane prodrugs
    8.
    发明授权
    Taxane prodrugs 失效
    紫杉烷前药

    公开(公告)号:US06380405B1

    公开(公告)日:2002-04-30

    申请号:US09476974

    申请日:1999-12-31

    IPC分类号: C07D30514

    摘要: The present invention generally provides taxane prodrugs comprising at least one taxane joined by hydrolyzable bond(s) to one or more polyethylene glycol oligomer(s) selected from the group consisting of a straight or branched polyethylene glycol oligomer having from 1 to 25 polyethylene glycol units and optionally comprising a salt-forming moiety. The polyethylene glycol oligomer preferably comprises a salt-forming moiety, which is preferably selected from the group consisting of ammonium and carboxylate.

    摘要翻译: 本发明通常提供紫杉烷前药,其包含至少一种紫杉烷类,其通过可水解键连接到一种或多种选自具有1至25个聚乙二醇单元的直链或支链聚乙二醇低聚物的聚乙二醇低聚物 并且任选地包含成盐部分。 聚乙二醇低聚物优选包含成盐部分,其优选选自铵和羧酸盐。

    Prodrugs of etoposide and etoposide analogs
    10.
    发明授权
    Prodrugs of etoposide and etoposide analogs 失效
    依托泊苷和依托泊苷类似物的前药

    公开(公告)号:US06713454B1

    公开(公告)日:2004-03-30

    申请号:US09474915

    申请日:1999-12-31

    IPC分类号: A61K31704

    CPC分类号: A61K47/60

    摘要: The present invention provides amphiphilic prodrugs comprising a therapeutic compound conjugated to an PEG-oligomer/polymer and methods for using said prodrugs to enable oral drug delivery and/or delivery of drugs across the blood brain barrier into the central nervous system.

    摘要翻译: 本发明提供了包含与PEG-低聚物/聚合物缀合的治疗化合物的两亲前药,以及使用所述前体药物以使药物能够穿过血脑屏障进入中枢神经系统的口服药物递送和/或递送的方法。