Polyvinylpolypyrrolidone Supported Brønsted Acidic Catalyst for Esterification

<div>Synthesis of <svg height="11.439pt" id="M23" style="vertical-align:-2.15067pt" version="1.1" viewbox="-0.0498162 -9.28833 4.60146 11.439" width="4.60146pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M290 -163V-135C183 -126 181 -122 181 -44V583C181 662 184 666 290 675V703H120V-163H290Z" id="g113-92"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="345" vert-adv-y="345"></glyph.data></g></svg>BSPy<svg height="11.439pt" id="M24" style="vertical-align:-2.15067pt" version="1.1" viewbox="-0.0498162 -9.28833 4.60146 11.439" width="4.60146pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M226 -163V703H56V676C162 667 165 662 165 584V-43C165 -122 162 -126 56 -136V-163H226Z" id="g113-94"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="345" vert-adv-y="345"></glyph.data></g></svg>HSO<sub>4</sub>.</div>

International Journal of Polymer Science

sch2

Scheme 2

Scheme 2: Polyvinylpolypyrrolidone Supported Brønsted Acidic Catalyst for Esterification 