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</html><thumbnail_url>https://psiconautica.org/wordpress/wp-content/uploads/2011/01/1614x1000-1.jpg</thumbnail_url><thumbnail_width>1200</thumbnail_width><thumbnail_height>800</thumbnail_height><description>Preparation of Ethyl Acetoacetate Introduction The condensation of two molecules of an ester (e.g. ethyl acetate), or of two molecules of different esters, or of one molecule of an ester with one molecule of a ketone under the influence of sodium or sodium ethoxide, is termed Claisen condensation, and is one of the best methods [&hellip;]</description></oembed>
