CN100337689C - 聚亚烷基二醇酸加合物 - Google Patents

聚亚烷基二醇酸加合物 Download PDF

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Publication number
CN100337689C
CN100337689C CNB038175088A CN03817508A CN100337689C CN 100337689 C CN100337689 C CN 100337689C CN B038175088 A CNB038175088 A CN B038175088A CN 03817508 A CN03817508 A CN 03817508A CN 100337689 C CN100337689 C CN 100337689C
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CN
China
Prior art keywords
formula
pag
ester
compound
residue
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Expired - Fee Related
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CNB038175088A
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English (en)
Chinese (zh)
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CN1671422A (zh
Inventor
P·S·拜隆
C-Y·王
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F Hoffmann La Roche AG
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F Hoffmann La Roche AG
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Publication of CN1671422A publication Critical patent/CN1671422A/zh
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/08—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing oxygen, e.g. ethers, acetals, ketones, quinones, aldehydes, peroxides
    • A61K47/10—Alcohols; Phenols; Salts thereof, e.g. glycerol; Polyethylene glycols [PEG]; Poloxamers; PEG/POE alkyl ethers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/56—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
    • A61K47/59—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes
    • A61K47/60—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes the organic macromolecular compound being a polyoxyalkylene oligomer, polymer or dendrimer, e.g. PEG, PPG, PEO or polyglycerol
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • A61P31/18—Antivirals for RNA viruses for HIV
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
    • C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
    • C08G65/3322—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof acyclic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C08G65/337—Polymers modified by chemical after-treatment with organic compounds containing other elements
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/02—Applications for biomedical use

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Virology (AREA)
  • Inorganic Chemistry (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • AIDS & HIV (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Molecular Biology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medicinal Preparation (AREA)
  • Polyethers (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CNB038175088A 2002-07-24 2003-07-16 聚亚烷基二醇酸加合物 Expired - Fee Related CN100337689C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39813702P 2002-07-24 2002-07-24
US60/398,137 2002-07-24

Publications (2)

Publication Number Publication Date
CN1671422A CN1671422A (zh) 2005-09-21
CN100337689C true CN100337689C (zh) 2007-09-19

Family

ID=31495718

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038175088A Expired - Fee Related CN100337689C (zh) 2002-07-24 2003-07-16 聚亚烷基二醇酸加合物

Country Status (13)

Country Link
US (2) US7193031B2 (enExample)
EP (1) EP1526872A1 (enExample)
JP (2) JP4451308B2 (enExample)
KR (1) KR100608415B1 (enExample)
CN (1) CN100337689C (enExample)
AR (1) AR040654A1 (enExample)
AU (1) AU2003258518B2 (enExample)
BR (1) BR0313212A (enExample)
CA (1) CA2492775C (enExample)
MX (1) MXPA05000796A (enExample)
PL (1) PL375265A1 (enExample)
RU (1) RU2318004C2 (enExample)
WO (1) WO2004012773A1 (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6057287A (en) 1994-01-11 2000-05-02 Dyax Corp. Kallikrein-binding "Kunitz domain" proteins and analogues thereof
US7153829B2 (en) 2002-06-07 2006-12-26 Dyax Corp. Kallikrein-inhibitor therapies
PT2298278E (pt) 2002-06-07 2016-02-25 Dyax Corp Prevenção e redução da perda de sangue e resposta inflamatória
CN100337689C (zh) * 2002-07-24 2007-09-19 弗·哈夫曼-拉罗切有限公司 聚亚烷基二醇酸加合物
CA3050564A1 (en) * 2003-08-29 2005-03-10 Dyax Corp. Poly-pegylated protease inhibitors
CA2537113A1 (en) * 2003-08-29 2005-03-10 Dyax Corp. Modified protease inhibitors
EP1725262B1 (en) * 2004-03-15 2021-05-26 Nektar Therapeutics Polymer-based compositions and conjugates of hiv entry inhibitors
US20080255305A1 (en) * 2004-05-17 2008-10-16 Mcmaster University Biological Molecule-Reactive Hydrophilic Silicone Surface
WO2006019950A2 (en) 2004-07-16 2006-02-23 Nektar Therapeutics Al, Corporation Conjugates of a gm-csf moiety and a polymer
US7235530B2 (en) 2004-09-27 2007-06-26 Dyax Corporation Kallikrein inhibitors and anti-thrombolytic agents and uses thereof
DE602006005686D1 (de) * 2005-08-26 2009-04-23 Novo Nordisk As Verfahren zur modifizierung eines makromolekularen systems
JP5021649B2 (ja) * 2005-08-26 2012-09-12 ノヴォ ノルディスク アクティーゼルスカブ 高分子システムを変性する方法
US8133707B2 (en) * 2006-01-17 2012-03-13 Enzon Pharmaceuticals, Inc. Methods of preparing activated polymers having alpha nitrogen groups
AR067537A1 (es) * 2007-07-17 2009-10-14 Hoffmann La Roche Purificacion de polipeptidos pegilados
CL2008002054A1 (es) 2007-07-17 2009-05-29 Hoffmann La Roche Metodo para la regeneracion de una columna de cromatografia de intercambio cationico despues de la elusion de eritropoyetina monopeguilada y metodo para obtener una eritropoyetina monopeguilada, incorporando el metodo de regeneracion de la columna de intercambio cationico.
WO2009026334A2 (en) * 2007-08-21 2009-02-26 Genzyme Corporation Treatment with kallikrein inhibitors
KR101671537B1 (ko) * 2008-08-11 2016-11-01 넥타르 테라퓨틱스 다분지형 중합체 알카노에이트 컨쥬게이트
JP2013516389A (ja) 2009-01-06 2013-05-13 ダイアックス コーポレーション カリクレイン阻害剤による粘膜炎治療
ES2905545T3 (es) 2010-01-06 2022-04-11 Takeda Pharmaceuticals Co Proteínas de unión a calicreína plasmática
US10040761B2 (en) * 2010-06-25 2018-08-07 Nof Corporation Branched hetero polyethylene glycol and intermediate
US10894087B2 (en) 2010-12-22 2021-01-19 Nektar Therapeutics Multi-arm polymeric prodrug conjugates of cabazitaxel-based compounds
US20130331443A1 (en) 2010-12-22 2013-12-12 Nektar Therapeutics Multi-arm polymeric prodrug conjugates of taxane-based compounds
KR102011156B1 (ko) 2011-01-06 2019-08-16 다이액스 코포레이션 혈장 칼리크레인 결합 단백질
WO2013151776A1 (en) 2012-04-03 2013-10-10 Sangart, Inc. Succinimide-activated nitroxyl compounds and methods for the use thereof for nitroxylation of proteins
CN102816227A (zh) * 2012-08-30 2012-12-12 深圳赛保尔生物药业有限公司 回收促红细胞生成素的方法
EP2968597B1 (en) 2013-03-15 2021-08-18 Schindler, William Polyalkylene oxide valerate hemoglobin conjugates
IL247942B (en) 2014-03-27 2022-09-01 Dyax Corp Compositions and methods for drops in macular edema as a result of diabetes
US11286307B2 (en) 2015-12-11 2022-03-29 Takeda Pharmaceutical Company Limited Plasma kallikrein inhibitors and uses thereof for treating hereditary angioedema attack
WO2020203583A1 (ja) * 2019-03-29 2020-10-08 日油株式会社 末端カルボキシル基含有ポリエチレングリコールの製造方法および活性化ポリエチレングリコールの製造方法
AU2021209045A1 (en) 2020-01-13 2022-07-28 Takeda Pharmaceutical Company Limited Plasma kallikrein inhibitors and uses thereof for treating pediatric hereditary angioedema attack

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670417A (en) * 1985-06-19 1987-06-02 Ajinomoto Co., Inc. Hemoglobin combined with a poly(alkylene oxide)
WO1995013090A1 (en) * 1993-11-10 1995-05-18 Enzon, Inc. Improved interferon polymer conjugates
CN1211578A (zh) * 1992-08-26 1999-03-24 霍夫曼-拉罗奇有限公司 聚乙二醇－干扰素结合物
WO2001046291A1 (en) * 1999-12-22 2001-06-28 Shearwater Corporation Sterically hindered derivatives of water soluble polymers
WO2002049673A2 (en) * 2000-12-20 2002-06-27 F. Hoffmann-La Roche Ag Conjugates of erythropoietin (pep) with polyethylene glycol (peg)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849450B2 (ja) * 1975-07-09 1983-11-04 株式会社日立製作所 スイリヨクシキカプセルユソウソウチノ ボウシクホウ
JP2531661B2 (ja) 1987-02-25 1996-09-04 味の素株式会社 酸素運搬剤
US5595732A (en) 1991-03-25 1997-01-21 Hoffmann-La Roche Inc. Polyethylene-protein conjugates
US5672662A (en) * 1995-07-07 1997-09-30 Shearwater Polymers, Inc. Poly(ethylene glycol) and related polymers monosubstituted with propionic or butanoic acids and functional derivatives thereof for biotechnical applications
TW517067B (en) 1996-05-31 2003-01-11 Hoffmann La Roche Interferon conjugates
DE69735292T2 (de) * 1996-10-25 2006-10-19 Gilead Sciences, Inc., Foster City Gefaesszellen wachstumsfaktor (vegf) nukleinsäureligand-komplexe
WO2000044785A1 (en) 1999-01-29 2000-08-03 F. Hoffmann-La Roche Ag Gcsf conjugates
AU3714800A (en) 1999-03-02 2000-09-21 Schering Corporation Hiv therapy
CZ299516B6 (cs) 1999-07-02 2008-08-20 F. Hoffmann-La Roche Ag Konjugát erythropoetinového glykoproteinu, zpusobjeho výroby a použití a farmaceutická kompozice sjeho obsahem
MXPA02003540A (es) 1999-10-08 2003-09-12 Nektar Therapeutics Al Corp Derivados de poli(etilenglicol) heterobifuncionales y los metodos para su preparacion.
US20020065397A1 (en) 2000-10-12 2002-05-30 Joseph Roberts Protecting therapeutic compositions from host-mediated inactivation
CN100337689C (zh) * 2002-07-24 2007-09-19 弗·哈夫曼-拉罗切有限公司 聚亚烷基二醇酸加合物

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670417A (en) * 1985-06-19 1987-06-02 Ajinomoto Co., Inc. Hemoglobin combined with a poly(alkylene oxide)
CN1211578A (zh) * 1992-08-26 1999-03-24 霍夫曼-拉罗奇有限公司 聚乙二醇－干扰素结合物
WO1995013090A1 (en) * 1993-11-10 1995-05-18 Enzon, Inc. Improved interferon polymer conjugates
WO2001046291A1 (en) * 1999-12-22 2001-06-28 Shearwater Corporation Sterically hindered derivatives of water soluble polymers
WO2002049673A2 (en) * 2000-12-20 2002-06-27 F. Hoffmann-La Roche Ag Conjugates of erythropoietin (pep) with polyethylene glycol (peg)

Also Published As

Publication number Publication date
US7193031B2 (en) 2007-03-20
AR040654A1 (es) 2005-04-13
US20060167218A1 (en) 2006-07-27
PL375265A1 (en) 2005-11-28
AU2003258518A1 (en) 2004-02-23
RU2005105580A (ru) 2006-01-20
US7504477B2 (en) 2009-03-17
JP2006502250A (ja) 2006-01-19
KR20050025663A (ko) 2005-03-14
JP4451308B2 (ja) 2010-04-14
CN1671422A (zh) 2005-09-21
JP2009062516A (ja) 2009-03-26
KR100608415B1 (ko) 2006-08-02
US20040106747A1 (en) 2004-06-03
RU2318004C2 (ru) 2008-02-27
CA2492775A1 (en) 2004-02-12
MXPA05000796A (es) 2005-04-19
WO2004012773A1 (en) 2004-02-12
JP5112203B2 (ja) 2013-01-09
CA2492775C (en) 2011-06-21
AU2003258518B2 (en) 2007-01-18
BR0313212A (pt) 2005-06-28
EP1526872A1 (en) 2005-05-04

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