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Synthesis and characterization of amphiphilic block polymers with amino groups and their conjugates with folic acid and fluorescent probes

文献类型:期刊论文

作者Mo, Guojun1,2; Yue, Jun1,2; Ma, Ping'an1; Chen, Xuesi1; Huang, Yubin1; Jing, Xiabin1
刊名POLYMER INTERNATIONAL
出版日期2011-08-01
卷号60期号:8页码:1269-1276
关键词Amphiphilic Block Polymer Micelles Serinol Amino Groups Carbonate Folic Acid Fluorescein Isothiocyanate (Fitc)
ISSN号0959-8103
DOI10.1002/pi.3074
英文摘要Amphiphilic amino-bearing biodegradable copolymers, [methoxy-poly(ethylene glycol)]-block-poly[(L-lactide)-co-(serinol carbonate)] (mPEG-block-P(LA-co-CA)), are prepared by synthesizing amino-bearing cyclic carbonate monomer N-benzoxycarbonylserinol carbonate (CAB) starting from serinol, by ring-opening polymerization of L-lactide and CAB using diethylzinc as catalyst and mPEG as macroinitiator, and by subsequent removal of the protective benzyloxycarbonyl groups by HBr treatment. After deprotection, the pendant amino groups on the carbonate units are reacted with N-hydroxylsuccinimide-activated folic acid (FA) to achieve mPEG-block-P(LA-co-CA/FA) conjugate and with fluorescein isothiocyanate (FITC) to achieve mPEG-block-P(LA-co-CA/FITC) conjugate. The structures of mPEG-block-P(LA-co-CAB), mPEG-block-P(LA-co-CA), mPEG-block-P(LA-co-CA/FA) and mPEG-block-P(LA-co-CA/FITC) are confirmed using H-1 NMR and Fourier transform infrared spectroscopy. The block copolymers can self-assemble into micelles in aqueous solution. Because of the functionality of FA and FITC, these copolymers can find important applications in drug delivery systems to serve as targeting moieties and fluorescent probes. (C) 2011 Society of Chemical Industry
语种英语
WOS记录号WOS:000293963300018
出版者WILEY-BLACKWELL
源URL[http://ir.iccas.ac.cn/handle/121111/72557]  
专题中国科学院化学研究所
通讯作者Jing, Xiabin
作者单位1.Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Polymer Phys & Chem, Changchun 130022, Peoples R China
2.Chinese Acad Sci, Grad Sch, Beijing 100049, Peoples R China
推荐引用方式
GB/T 7714
Mo, Guojun,Yue, Jun,Ma, Ping'an,et al. Synthesis and characterization of amphiphilic block polymers with amino groups and their conjugates with folic acid and fluorescent probes[J]. POLYMER INTERNATIONAL,2011,60(8):1269-1276.
APA Mo, Guojun,Yue, Jun,Ma, Ping'an,Chen, Xuesi,Huang, Yubin,&Jing, Xiabin.(2011).Synthesis and characterization of amphiphilic block polymers with amino groups and their conjugates with folic acid and fluorescent probes.POLYMER INTERNATIONAL,60(8),1269-1276.
MLA Mo, Guojun,et al."Synthesis and characterization of amphiphilic block polymers with amino groups and their conjugates with folic acid and fluorescent probes".POLYMER INTERNATIONAL 60.8(2011):1269-1276.

入库方式: OAI收割

来源:化学研究所

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