Polypeptide-Shelled Poly(propylene imine) Dendrimers and Their Complexing Properties towards Copper(II) Ions
✍ Scribed by Dietmar Appelhans; Hartmut Komber; Ralf Kirchner; Jürgen Seidel; Chih-Feng Huang; Dieter Voigt; Dirk Kuckling; Feng-Chih Chang; Brigitte Voit
- Publisher
- John Wiley and Sons
- Year
- 2005
- Tongue
- English
- Weight
- 174 KB
- Volume
- 26
- Category
- Article
- ISSN
- 1022-1336
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✦ Synopsis
Abstract
Summary: Polypeptide‐shelled poly(propylene imine) dendrimers were realized by ring‐opening polymerization of α‐amino acid N‐carboxyanhydrides, initiated by dendrimers as core molecules. Polypeptides with 2nd generation core were used as model compounds to investigate interior complexes between metal ion and surface‐modified dendrimers. Micro‐calorimetric measurements outlined the formation of approximate 1:1 complexes between Cu^II^ and polypeptide‐shelled dendrimers and the influence of polypeptide chain compositions on differential molar heats of complexation.
Composition of one of the polypeptides synthesized.
magnified imageComposition of one of the polypeptides synthesized.