The preparation of salicylic acid from phenol
The preparation of salicylic acid from phenol
The preparation of salicylic acid from phenol
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transformed into sodium salicylate when evapor-<br />
ated to dryness \\ith water. It changes complete-<br />
ly to sodium salicylate when dissolved in ace-<br />
tone. <strong>The</strong> ortho-sodoxyhenzoic <strong>acid</strong>, which is<br />
thus formed, on heating undergoes an isomeric<br />
change into sodium salicylate:<br />
ly into the nucleus.<br />
OH<br />
COOlJa<br />
This shows that the C0„ enters direct-<br />
2<br />
Y/hen sodium salicylate is heated in a<br />
closed tube for 2-12 hours at 248'^, it changes<br />
more or less completely into ortho-sodoxyhenzoic<br />
<strong>acid</strong>.<br />
S9.
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