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    • 1. 发明申请
    • ACTINIUM-225 COMPLEXES AND CONJUGATES FOR RADIOIMMUNOTHERAPY
    • ACTINIUM-225配合物和缀合物用于放射性免疫治疗
    • WO0166155A3
    • 2002-06-06
    • PCT/US0105927
    • 2001-02-23
    • MA DANGSHEMCDEVITT MICHAEL RSCHEINBERG DAVID ASIMON JAIMEKIEFER GARRY EFRANK R KEITHGULYAS GYONGYI
    • MA DANGSHEMCDEVITT MICHAEL RSCHEINBERG DAVID ASIMON JAIMEKIEFER GARRY EFRANK R KEITHGULYAS GYONGYI
    • A61K51/04A61K51/10
    • A61K51/1093A61K51/0482A61K51/0497A61K51/1027
    • Actinium-225 ( Ac) complexes with functionalized chelants of the formula (I) wherein: each Q is independently hydrogen or (CHR )pCO2R; Q is hydrogen or (CHR )wCO2R; each R independently is hydrogen, benzyl or C1-C4 alkyl; with the proviso that at least two of the sum of Q and Q must be other than hydrogen; each R independently is hydrogen; C1-C4 alkyl or (C1-C2 alkyl)phenyl; X and Y are each independently hydrogen or may be taken with an adjacent X and Y to form an additional carbon-carbon bond; n is 0 or 1; m is an integer from 0 to 10 inclusive; p is 1 or 2; r is 0 or 1; w is 0 or 1; with the proviso that n is only 1 when X and/or Y form an additional carbon to carbon bond, and the sum of r and w is 0 or 1; L is a linker/spacer group covalently bonded to, and replaces one hydrogen atom of one of the carbon atoms to which it is joined, said linker/spacer group being represented by the formula (1) wherein s is an integer of 0 or 1; t is an integer of 0 to 20 inclusive; R is an electrophilic or nucleophilic moiety which allows for covalent attachment to an antibody or fragment thereof, or synthetic linker which can be attached to an antibody or fragment thereof, or precursor thereof; and Cyc represents a cyclic aliphatic moiety, aromatic moiety, aliphatic heterocyclic moiety, or aromatic heterocyclic moiety, each of said moieties optionally substituted with one or more groups which do not interfere with binding to an antibody or antibody fragment; with the proviso that when s, t, m, r, and n are 0, then R is other than carboxyl; their pharmaceutically acceptable salts, their conjugates and the use thereof for radioimmunotherapy is disclosed.
    • 吖啶-225(225Ac)与式(I)的官能化螯合剂络合,其中:每个Q独立地为氢或(CHR 5)pCO 2 R; Q 1是氢或(CHR 5)wCO 2 R; 每个R独立地为氢,苄基或C 1 -C 4烷基; 条件是Q和Q 1的总和中的至少两个必须不是氢; 每个R 5独立地为氢; C1-C4烷基或(C1-C2烷基)苯基; X和Y各自独立地为氢或可以与相邻的X和Y一起形成额外的碳 - 碳键; n是0或1; m是从0到10的整数,包括0和10; p是1或2; r是0或1; w是0或1; 条件是当X和/或Y形成另外的碳 - 碳键时,n仅为1,并且r和w之和为0或1; L是与其所连接的碳原子中的一个碳原子共价键合并且取代其中一个碳原子的一个氢原子的连接基团/间隔基团,所述连接基团/间隔基团由式(1)表示,其中s是0或1的整数 ; t是0〜20的整数, R 1是允许共价连接至抗体或其片段或可以连接至抗体或其片段或其前体的合成连接体的亲电或亲核部分; 并且Cyc表示环状脂族部分,芳族部分,脂族杂环部分或芳族杂环部分,所述部分中的每一个任选地被一个或多个不干扰与抗体或抗体片段结合的基团取代; 条件是当s,t,m,r和n为0时,则R 1不是羧基; 其药学上可接受的盐,它们的缀合物及其用于放射免疫疗法的用途。
    • 10. 发明申请
    • ACTINIUM-225 COMPLEXES AND CONJUGATES FOR RADIOIMMUNOTHERAPY
    • ACTINIUM-225复合物和结合物用于放射治疗
    • WO0166155A8
    • 2002-02-07
    • PCT/US0105927
    • 2001-02-23
    • MA DANGSHEMCDEVITT MICHAEL RSCHEINBERG DAVID ASIMON JAIMEKIEFER GARRY EFRANK R KEITHGULYAS GYONGYI
    • MA DANGSHEMCDEVITT MICHAEL RSCHEINBERG DAVID ASIMON JAIMEKIEFER GARRY EFRANK R KEITHGULYAS GYONGYI
    • A61K51/04A61K51/10
    • A61K51/1093A61K51/0482A61K51/0497A61K51/1027
    • Actinium-225 ( Ac) complexes with functionalized chelants of the formula (I) wherein: each Q is independently hydrogen or (CHR )pCO2R; Q is hydrogen or (CHR )wCO2R; each R independently is hydrogen, benzyl or C1-C4 alkyl; with the proviso that at least two of the sum of Q and Q must be other than hydrogen; each R independently is hydrogen; C1-C4 alkyl or (C1-C2 alkyl)phenyl; X and Y are each independently hydrogen or may be taken with an adjacent X and Y to form an additional carbon-carbon bond; n is 0 or 1; m is an integer from 0 to 10 inclusive; p is 1 or 2; r is 0 or 1; w is 0 or 1; with the proviso that n is only 1 when X and/or Y form an additional carbon to carbon bond, and the sum of r and w is 0 or 1; L is a linker/spacer group covalently bonded to, and replaces one hydrogen atom of one of the carbon atoms to which it is joined, said linker/spacer group being represented by the formula (1) wherein s is an integer of 0 or 1; t is an integer of 0 to 20 inclusive; R is an electrophilic or nucleophilic moiety which allows for covalent attachment to an antibody or fragment thereof, or synthetic linker which can be attached to an antibody or fragment thereof, or precursor thereof; and Cyc represents a cyclic aliphatic moiety, aromatic moiety, aliphatic heterocyclic moiety, or aromatic heterocyclic moiety, each of said moieties optionally substituted with one or more groups which do not interfere with binding to an antibody or antibody fragment; with the proviso that when s, t, m, r, and n are 0, then R is other than carboxyl; their pharmaceutically acceptable salts, their conjugates and the use thereof for radioimmunotherapy is disclosed.
    • 与式(I)的官能化螯合剂的锕-265(225Aa)络合物,其中:各Q独立地为氢或(CHR 5)pCO 2 R; Q 1是氢或(CHR 5)w CO 2 R; 每个R独立地是氢,苄基或C 1 -C 4烷基; 条件是Q和Q 1之和中的至少两个必须不是氢; 每个R 5独立地是氢; C 1 -C 4烷基或(C 1 -C 2烷基)苯基; X和Y各自独立地为氢,也可以与相邻的X和Y一起形成附加的碳 - 碳键; n为0或1; m为0〜10的整数,包括0和10; p为1或2; r为0或1; w为0或1; 条件是当X和/或Y形成额外的碳与碳键时,n仅为1,r和w的和为0或1; L是与其连接的一个碳原子上的一个氢原子共价连接并取代其连接的一个氢原子的连接体/间隔基,所述连接体/间隔基由式(1)表示,其中s为0或1的整数 ; t为0〜20的整数, R 1是亲电或亲核部分,其允许共价连接到抗体或其片段,或可以连接到抗体或其片段或其前体的合成接头; Cyc表示环状脂肪族部分,芳香族部分,脂肪族杂环部分或芳香族杂环部分,所述部分中的每一个任选地被一个或多个不干扰与抗体或抗体片段结合的基团取代; 条件是当s,t,m,r和n为0时,R 1不是羧基; 公开了其药学上可接受的盐,它们的缀合物及其用于放射免疫疗法的用途。