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Synthesis of C-2-Ethoxycarbonylmethoxyphenyl Calix[4]Resorcinarene Using Salicylaldehyde as Basic Material and its Application as Adsorbent of Pb(II) Metal Cation
Abstract:
Synthesis of C-2-ethoxycarbonylmethoxyphenyl calix [4] resorcinarene and its application for adsorption of Pb (II) metal cation have been carried out. C-2-ethoxycarbonylmethoxyphenyl calix [4] resorsinarene was produced in three steps i.e (1) esterification of 2-chloro acetic acid, (2) reaction ethyl 2-chloro acetate with salicylaldehide in to yield 2-ethoxycarbonylmethoxy benzaldehyde, and (3) reaction 2-ethoxycarbonylmethoxy benzaldehyde with resorcinol in acidic condition to yield C-2-ethoxycarbonylmethoxyphenyl calix [4] resorcinarene. The prepared compounds were characterized by FTIR, 1H-NMR dan 13C-NMR spectrophotometers. The adsorption kinetic of Pb (II) adsorption in batch followed pseudo 2nd order kinetic model. The isotherm study showed that the adsorption followed Langmuir model.
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129-132
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October 2014
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© 2014 Trans Tech Publications Ltd. All Rights Reserved
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