A process for preparing p-hydroxybenzyl alcohol or a derivative thereof comprising reacting a phenol and a formaldehyde source under a basic condition is disclosed, wherein the reaction is carried out in an alcoholic organic solvent in the presence of a crown ether. The process achieves high selectivity toward the para position without involving high cost.
本发明公开了一种制备
对羟基苯甲醇或其衍
生物的工艺,该工艺包括在碱性条件下使
苯酚和
甲醛源发生反应,其中反应是在有
冠醚存在的
醇类有机溶剂中进行的。该工艺对对位具有高选择性,且成本不高。