Chromatographic separation of alkylated depolymerized Neyveli lignite


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Abstract

The study of macromolecular structure of coal has been subjected to intense research. Neyveli lignite was depolymerized using phenol and phosphotungstic acid and the resultant product was subsequently alkylated. The t-butylated depolymerized lignite exhibited enhanced extractability in organic solvents. The t-butylated depolymerized lignite was fractionated into different components using column chromatography (CC). Three major compounds were isolated and were characterized by FTIR, 1H NMR and Mass spectral techniques.

About the authors

J. Arul Leo Bastin

Department of Chemistry

Email: nkrishna@mepcoeng.ac.in
India, Sivakasi, 626 005

N. Krishnamurthy

Department of Chemistry

Author for correspondence.
Email: nkrishna@mepcoeng.ac.in
India, Sivakasi, 626 005

D. Madhavan

Department of Chemistry

Email: nkrishna@mepcoeng.ac.in
India, Sivakasi, 626 005

P. Vallinayagam

Department of Chemistry

Email: nkrishna@mepcoeng.ac.in
India, Sivakasi, 626 005

M. Palanichamy

Department of Chemical Engineering

Email: nkrishna@mepcoeng.ac.in
Korea, Republic of, Seosan, 360-706

A. Chellamani

Department of Chemistry

Email: nkrishna@mepcoeng.ac.in
India, Tirunelveli, 627 012

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