Melamine Nitrate: A Novel and Efficient Reagent for Regioselective Nitration of Phenols

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td align="left">Entry</td><td align="center">Solvent</td><td align="center">Yield (%)<sup>a</sup></td><td align="center">Entry</td><td align="center">solvent</td><td align="center">Yield (%)<sup>a</sup></td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td align="left">1</td><td align="center">Acetone</td><td align="center">90</td><td align="center">3</td><td align="center">CH<sub>2</sub>Cl<sub>2</sub></td><td align="center">86</td></tr><tr><td align="left">2</td><td align="center">CCl<sub>4</sub></td><td align="center">82</td><td align="center">4</td><td align="center">CHCl<sub>3</sub></td><td align="center">77</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><sup>
								a</sup>Isolated yields for 2-nitrophenol after silica gel chromatography.<br/></td></tr></table>

Nitration of phenol with different solvents by MN.

Organic Chemistry International

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Table 1

Table 1: Melamine Nitrate: A Novel and Efficient Reagent for Regioselective Nitration of Phenols 