Synthesis and characterization of conducting copolymers of thiophene-3-yl acetic acid cholesteryl ester with pyrrole

Cirpan, A; Alkan, S; Toppare, L; Cianga, I; Yagci, Y

HERO ID

1957820

Reference Type

Journal Article

Year

2002

HERO ID 1957820
In Press No
Year 2002
Title Synthesis and characterization of conducting copolymers of thiophene-3-yl acetic acid cholesteryl ester with pyrrole
Authors Cirpan, A; Alkan, S; Toppare, L; Cianga, I; Yagci, Y
Journal Journal of Materials Science
Volume 37
Issue 9
Page Numbers 1767-1775
Abstract A new polythiophene containing a cholesteryl side chain in the beta-position was chemically polymerised in nitromethane/carbontetrachloride using FeCl3 as the oxidizing agent. Polymerisation was also achieved by constant current electrolysis in dichloromethane. Subsequently, conducting copolymers of thiophene-3-yl acetic acid cholesteryl ester (CM), PCM1 (obtained from chemical polymerisation method) and PCM4 (obtained from constant current electrolysis) with pyrrole were synthesized using p-toluene sulfonic acid and sodium dodecyl sulfate as the supporting electrolytes via constant potential electrolyses. Characterizations of the samples were performed by CV, FTIR, NMR, DSC, TGA and SEM analyses. Electrical conductivities were measured by the four-probe technique. (C) 2002 Kluwer Academic Publishers.
Wosid WOS:000174752800004
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