oxygen; 1,8-diazabicyclo[5.4.0]undec-7-ene in ethyl acetate; N,N-dimethyl-formamide T=70°C; 6 h;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3740014', constants.ctx, '0')">3,4-dimethyl-5-(2-hydroxyethyl)-thiazolium iodide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '508906', constants.ctx, '0')">1,8-diazabicyclo[5.4.0]undec-7-ene</a> <br />T=55&deg;C;&nbsp;Benzoin condensation;&nbsp;0.75&nbsp;h;&nbsp;&nbsp;Agate mortarNeat (no solvent);&nbsp;<br /> <br /> &nbsp;