Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Bis(tributyltin)oxide acts as a mild, neutral and chemoselective ester cleavage reagent for a variety of carboxylic esters with good to excellent yields. The acyl-oxygen cleavage mechanism of (−)-(1R) menthyl acetate is discussed. ... Bis(tributyltin)oxide, (BBTO) acts as a mild, ...