1: 94 percent / 5,5-dimethyl-2-sulfanyl-2-thioxo-1,3,2-dioxaphosphinan / benzene / 2 h / Heating 2: 98.6 percent / Et3N / benzene View Scheme

1: 94 percent / 5,5-dimethyl-2-sulfanyl-2-thioxo-1,3,2-dioxaphosphinan / benzene / 2 h / Heating 2: 94.5 percent / aq. ammonia / benzene View Scheme

1: 94 percent / 5,5-dimethyl-2-sulfanyl-2-thioxo-1,3,2-dioxaphosphinan / benzene / 2 h / Heating 2: 88.9 percent / aq. NaN3 / CH2Cl2 View Scheme

1: 94 percent / 5,5-dimethyl-2-sulfanyl-2-thioxo-1,3,2-dioxaphosphinan / benzene / 2 h / Heating 2: 97.7 percent / Et3N / benzene View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '605283', constants.ctx, '0')">triethylamine</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '969212', constants.ctx, '0')">benzene</a> <br />0.25&nbsp;h;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 79.7 percent / P₂S₅ / benzene / 50 &deg;C<br />2: 98 percent / Et₃N / benzene / 0.25 h / ice-cooling<br /> <br /> &nbsp;

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br />T=20&deg;C;&nbsp;0.25&nbsp;h;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: CH₂Cl₂ <br />2: CH₂Cl₂ / 0.25 h / 20 &deg;C<br /> <br /> &nbsp;