Polymeric coupling agents and pharmaceutically-active polymers made therefrom
申请人:Santerre J. Paul
公开号:US20050255082A1
公开(公告)日:2005-11-17
A pharmaceutically-active polymeric compound of the general formula (I),
Y-[Y
n
-LINK B-X]
m
-LINK B (I)
wherein (i) X is a coupled biological coupling agent of the general formula (II)
Bio-LINK A-Bio (II)
wherein Bio is a biologically active agent fragment or precursor thereof linked to LINK A through a hydrolysable covalent bond; and LINK A is a coupled central flexible linear first segment of <2000 theoretical molecular weight linked to each of said Bio fragments; (ii) Y is LINK B-OLIGO; wherein (a) LINK B is a coupled second segment linking one OLIGO to another OLIGO and an OLIGO to X or precursor thereof; and (b) OLIGO is a short length of polymer segment having a molecular weight of less than 5,000 and comprising less than 100 monomeric repeating units; (iii) m is 1-40; and (iv) n is selected from 2-50. The compounds are useful as biomaterials, particularly, providing antibacterial activity in vivo. Also provided are biological coupling agents useful as intermediates in the preparation of the pharmaceutically-active polymeric compounds.
一种具有一般式(I)的药用活性聚合物化合物,
Y-[Y
n
-LINK B-X]
m
-LINK B (I)
其中(i)X是一种偶联的生物偶联剂,具有一般式(II)
Bio-LINK A-Bio (II)
其中Bio是与LINK A通过可水解共价键连接的生物活性剂片段或其前体;而LINK A是与每个Bio片段连接的理论分子量小于2000的偶联中心柔性线性第一段;(ii)Y是LINK B-OLIGO;其中(a)LINK B是将一个OLIGO与另一个OLIGO以及一个OLIGO与X或其前体连接的偶联的第二段;(b)OLIGO是具有分子量小于5,000且包含少于100个单体重复单元的短聚合物段;(iii)m为1-40;(iv)n从2-50中选择。这些化合物可用作生物材料,特别是在体内提供抗菌活性。还提供了作为药用活性聚合物化合物制备中间体的生物偶联剂。
Process for preparing peptidyl heterocyclic ketone derivatives
申请人:Breslav Michael
公开号:US20050059607A1
公开(公告)日:2005-03-17
The present invention relates to novel processes for the preparation of peptidyl heterocyclic ketones of the general formula (I)
wherein all variables are as herein defined. The present invention further relates to novel pharmaceutical salts and processes for their preparation. The peptidyl heterocyclic ketones of formula (I) are potent and selective inhibitors of tryptase, useful for the treatment and prevention of inflammatory diseases associated with the respiratory tract, such as asthma and allergic rhinitis.
Antibacterial amide compounds and means for using the same
申请人:Warner-Lambert Co.
公开号:US04278681A1
公开(公告)日:1981-07-14
Novel organic amide compounds which are N-[6-[(acylaminoacylamino or aminoacylamino)phenyl]-1,2-dihydro-2-oxonicotinyl] penicillin compounds having broad spectrum antibacterial utility are provided by (a) reacting the free amino acid of the appropriate penicillin or the acid salt or silylated derivative or complex thereof with a reactive derivative of the corresponding N-6-[(acylaminoacylamino or aminoacylamino)-phenyl]-1,2-dihydro-2-oxonicotinic acid or (b) reacting the free amino acid 6-aminopenicillanic acid or a related compound or the acid salt or silylated derivative thereof with a reactive derivative of the corresponding D-N-[6-[(acylaminoacylamino or aminoacylamino) phenyl]-1,2-dihydro-2-oxonicotinyl]-2-substituted glycine. Pharmaceutical compositions containing said compounds and methods for treating infections using said compositions are also disclosed.
Insulin Derivatives Conjugated with Structurally Well Defined Branched Polymers
申请人:Behrens Carsten
公开号:US20090036353A1
公开(公告)日:2009-02-05
Insulin conjugated with structurally well defined, bifurcated and trifurcated polymers can be use by pulmonary delivery for systemic absorption through the lungs to reduce or eliminate the need for administering other insulins by injection.
Antibacterial amide compounds, compositions thereof and methods of using
申请人:Warner-Lambert Company
公开号:US04382089A1
公开(公告)日:1983-05-03
Novel organic amide compounds which are N-[[(acylaminoacylamino or aminoacylamino9]-dihydro-oxo-3-quinolinylcarbonyl]penicillin compounds having broad spectrum antibacterial utility are provided by (a) reacting the free amino acid of the appropriate penicillin or the acid salt or silylated derivative or complex thereof with a reactive derivative of the corresponding (acylaminoacylamino or aminoacylamino)-dihydro-oxo-3-quinolinecarboxylic acid or (b) reacting the free amino acid 6-aminopenicillanic acid or a related compound or the acid salt or silylated derivative thereof with a reactive derivative of the corresponding D-N-[(acylaminoacylamino or aminoacylamino) dihydro-oxo-3-quinolinycarbonyl]-2-substituted glycine. Pharmaceutical compositions containing said compounds and methods for treating infections using said compositions are also disclosed.