1: m-chloroperbenzoic acid / CH2Cl2 / 0 - 20 °C 2: aq. H2SO4 / dioxane / 3 h / 20 °C 3: 88 percent / aq. H2SO4 / dioxane / 90 h / 20 °C View Scheme

Stage #1: <a href="#" onclick="return RXDsubstances(event, this, '1209232', constants.ctx, '0')">chloro-trimethyl-silane</a> <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3647881', constants.ctx, '0')">sodium</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a> <br />0.333333&nbsp;h;&nbsp;<br />Stage #2: <a href="#" onclick="return RXDsubstances(event, this, '2346466', constants.ctx, '0')">1-chloro-2-methylcyclopentene</a> &nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a> <br />T=20&deg;C;&nbsp;<br /> &nbsp;