Uncharged water-soluble porphyrins were prepared by reaction between tetrakis(p-hydroxy-phenyl)porphyrin and chlorinated poly(ethylene glycol)methyl ethers of different molecular weights. Water-solu-bility was achieved by binding four poly(ethylene glycol)branches to a porphyrin core to give star polymers withmolecular weights in the range 2000–21000 Da. Struc-tural characterization of these star polymers was per-formed by means of gel permeation chromatography,NMR spectroscopy, and MALDI-TOF analysis
Synthesis and Characterization of Uncharged Water-Soluble Star-Polymers Containing a Porphyrine Core
MINEO, PLACIDO;
2002-01-01
Abstract
Uncharged water-soluble porphyrins were prepared by reaction between tetrakis(p-hydroxy-phenyl)porphyrin and chlorinated poly(ethylene glycol)methyl ethers of different molecular weights. Water-solu-bility was achieved by binding four poly(ethylene glycol)branches to a porphyrin core to give star polymers withmolecular weights in the range 2000–21000 Da. Struc-tural characterization of these star polymers was per-formed by means of gel permeation chromatography,NMR spectroscopy, and MALDI-TOF analysisFile in questo prodotto:
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