Definition 24.10 University Chemistry — Year 2 · Chapter 24 — Carboxylic Acid Derivatives A transesterification exchanges the alcohol part of an ester, RCOOR′+R′′OH⇌RCOOR′′+R′OH\mathrm{RCOOR' + R''OH \rightleftharpoons RCOOR'' + R'OH}RCOOR′+R′′OH⇌RCOOR′′+R′OH, under acid or base catalysis. Read in context →