发明授权
- 专利标题: High molecular weight polymer-based prodrugs
- 专利标题(中): 高分子量聚合物基前药
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申请号: US380873申请日: 1995-01-30
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公开(公告)号: US5614549A公开(公告)日: 1997-03-25
- 发明人: Richard B. Greenwald , Annapurna Pendri
- 申请人: Richard B. Greenwald , Annapurna Pendri
- 申请人地址: NJ Piscataway
- 专利权人: Enzon, Inc.
- 当前专利权人: Enzon, Inc.
- 当前专利权人地址: NJ Piscataway
- 主分类号: A61K31/335
- IPC分类号: A61K31/335 ; A61K31/765 ; A61K31/77 ; A61K47/48 ; C07C217/08 ; C07C265/04 ; C07C265/14 ; C07C271/34 ; C07C275/10 ; C07C331/20 ; C07D305/14 ; C07D491/22
摘要:
Water-soluble prodrugs of the formula: ##STR1## wherein: D is a biologically active nucleophile;M is X or Q;x is an electron withdrawing group;Q is a moiety containing a free electron pair positioned five or six atoms from Y';Y and Y' are oxygen or sulfur;R is a polyalkylene oxide; andZ is OH, C.sub.1-4 alkyl moieties or ##STR2## are disclosed.
公开/授权文献
- US5002068A Shielding and focusing of magnetic fields 公开/授权日:1991-03-26
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