反应详情

A mixture of dibutyl 4-hydroxybenzylphosphonate (1.77 g) in 18% aqueous hydrochloric acid (30 ml) is heated at reflux for about 18 hours, then is concentrated in vacuo. The residue is triturated in hexanes to give 4-hydroxybenzyl phosphonic acid.

1. temperatureis heated
2. temperatureat reflux for about 18 hours
3. concentrationis concentrated in vacuo
4. customThe residue is triturated in hexanes